M. J. Kelley & Company, Olanta, PA
See: Burnadetta Mine, Olanta, Clearfield Co., PA
See: Kelley & Company, Olanta, PA

Mabel Mine (ca.1900- ?  ), located in Beccaria Twp., Clearfield Co., PA
Owners: (ca.1900-  ?  ), Morrisdale Coal Mining Company, Philadelphia, PA

Mabel No. 1 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, Madera, Bigler Twp., Clearfield Co., PA
Owners: (ca.1906-  ?  ), Morrisdale Coal Company, Morrisdale Mines, PA
Web sites on the Mabel No. 1 Mine, Madera, Bigler Twp., Clearfield Co., PA:
    Coal Miners Memorial Mabel No. 1 Mine, Madera, Bigler Twp., Clearfield Co., PA

MacDonald Coal Mining Company, Clearfield, PA
See: Celtic Mine, near Clearfield, Clearfield Co., PA

Madera, Bigler Twp., Clearfield Co., PA
[Madera is a town situated on the east side of Clearfield Creek, four miles from Houtzdale. It was formerly called Puseyville, after Charles Pusey, who owned the land upon which it was built, and who erected saw-mills and a large grist-mill near the town site.]
[Located on the Madera Branch of the Pennsylvania Railroad.]
See: Betz No. 2 Mine, Madera, Clearfield Co., PA
        Bucher Mine, Madera, Clearfield Co., PA
        Corona Coal & Coke Company, Madera, Clearfield Co., PA
        Corona Mine, Madera, Clearfield Co., PA
        Davis Mine, Madera, Clearfield Co., PA
        Gatehouse & Shoff Coal Company, Madera, PA
        Mabel No. 1 Mine, Madera, Clearfield Co., PA
        Madera No. 1 Mine, Madera, Clearfield Co., PA
        Number Eighteen Mine, Madera, Clearfield Co., PA
        Port No. 1 Mine, Maders, Bigler Twp., Clearfield Co., PA
        Swoope Coal Company, Madera, Clearfield Co., PA
        Thomas McGlynn Company, Madera, PA
        White Oak Coal Company, Madera, Clearfield Co., PA
        White Oak No. 1 Mine, Madera, Clearfield Co., PA
        White Oak No. 2 Mine, Madera, Clearfield Co., PA
        Yorkshire Mine, Madera, Bigler Twp., Clearfield Co., PA

Madera Coal & Imperial Company, Clearfield Co., PA
[Founded ca.1905.]
See:

Madera Coal Company, Clearfield Co., PA
[Founded ca.1885.]
See:

Madera Mine (ca.1900-  ? ), located in Bigler Twp., Clearfield Co., PA
Owners: (ca.1900-  ?  ), Harrman & Strachn Company, Philipsburg, PA

Madera No. 1 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, Madera, Bigler Twp., Clearfield Co., PA
Owners: (ca.1906-  ?  ), Morrisdale Coal Company, Morrisdale Mines, PA
Web sites on the Madera No. 1 Mine, Madera, Bigler Twp., Clearfield Co., PA:
    Coal Miners Memorial Madera No. 1 Mine, Madera, Bigler Twp., Clearfield Co., PA

Madera Trading Compay, Maderia, PA
(Coal Company Stores.)
See:

Maderia, Hill & Company, Clearfield, PA
See: Maderia No. 2 Mine, Cambria Co., PA

Maderia Hill Coal Mining Company, Clearfield, PA
See: Mannion Mine, Cambria Co., PA
        Spangler Mine, Cambria Co., PA
        Spangler No. 1 Mine, Cambria Co., PA
        Spangler No. 2 Mine, Cambria Co., PA

Magee Coal Mining Company, Osceola Mills, PA
See: Big Run Mine, near OIsceola Mills, Clearfield Co., PA

Mahaffey, Bell Twp., Clearfield Co., PA
[Located on the Pennsylvania Railroad and the New York Central & Hudson River Railroad.]
See: Howard Mine, Mahaffey, Clearfield Co., PA
        Johnson Brothers Coal Company, Mahaffey, PA
        Stratton Brothers & Company, Mahaffey, PA

Mahaffey Cemetery, Bell Twp., Clearfield Co., PA
See:

Mahoning Coal Company, Helvetia, PA
See: Mahoning Mine, Helvetia, Brady Twp., Clearfield Co., PA

Mahoning Mine (ca.1906-  ?  ), located on the Buffalo, Rochester & Pittsburg Railroad, Helvetia, Brady Twp., Clearfield Co., PA.
[Mahoning Mine was listed as abandoned ca.1912.]
Owners:  (ca.1906-  ?  ), Mahoning Coal Company, Helvetia, Brady Twp., Clearfield Co., PA
               (ca.1912-  ?  ), Mahoning Coal Company, Helvetia, Brady Twp., Clearfield Co., PA
Web sites on the Mahoning Mine, Helvetia, Brady Twp., Clearfield Co., PA:
    History of the Helvetia Mines, Helvetia, Brady Twp., Clearfield Co., PA
   Coal Miners Memorial Mahoning Mine, Helvetia, Brady Twp., Clearfield Co., PA   

Mahoning Supply Company
[Coal Company Stores.]
Mahoning Supply Company Store No. ___, Helvetia, Clearfield Co., PA
Mahoning Supply Company Store No. ___, Ernest, Ernest, Indiana Co., PA
Mahoning Supply Company Store No. ___, Iselin, Iselin, Indiana Co., PA
Mahoning Supply Company Store No. ___, Adrian, Jefferson Co., PA
Mahoning Supply Company Store No. ___, Florence, Jefferson Co., PA

Manhattan Mine (ca.1904-  ?  ), located on the New York Central Railroad, Clearfield Co., PA
Owners: (ca.1904-  ?  ), O'Shanter Coal Company, Philipsburg, PA
              (ca.1906-  ?  ), Oshanter Coal Company, Philipsburg, PA  

Mapleton Mine (ca.1875-  ?  ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.1875- ?  ), Berwind, White & Company, Philadelphia, PA
              (ca.1900-  ? ), P. Gallegher Company, Osceola Mills, PA

Marjorie No. 1 Mine (ca.1917- ?  ), located on the New York Central Railroad, near Philipsburg, Clearfield Co., PA
Owners: (ca.1917-  ?  ), James Coal Company, Philipsburg, PA
Web sites on the Marjorie Mines, near Philipsburg, Clearfield Co., PA:
   Coal Miners Memorial Marjorie Mines, near Philipsburg, Clearfield Co., PA

Marjorie No. 2 Mine (ca.1917- ?  ), located on the New York Central Railroad, near Philipsburg, PA
[Marjorie No. 2 Mine was listed as a new mine ca.1917.]
Owners: (ca.1917-  ?  ), James Coal Company, Philipsburg, PA
Web sites on the Marjorie Mines, near Philipsburg, Clearfield Co., PA:
   Coal Miners Memorial Marjorie Mines, near Philipsburg, Clearfield Co., PA

Marron, Ferguson Twp., Clearfield Co., PA
See:

Maryland Coal and Coke Company,
See: Imperial No. 4 Mine, Decatur Twp., Clearfield Co., PA

Mascot, Bigler Twp., Clearfield Co., PA
[A coal company patch town in Bigler Twp., Claerfield Co., PA.]
[Located on the Pennsylvania Railroad.]
See: Mascot No. 2 Mine, Mascot, Bigler Twp., Clearfield Co., PA

Mascot No. 2 Mine (ca.1912-  ?  ), located on the Pennsylvania Railroad, Mascot, Bigler Twp., Clearfield Co., PA
Owners: (ca.1912-  ?  ), Brisbin Coal Mining Company, Minersville, PA
Web sites on the Mascot Mines, Mascot, Bigler Twp., Clearfield Co., PA:
   Coal Miners Memorial Mascot Mines, Mascot, Bigler Twp., Clearfield Co., PA

Matthew Shedeck Company,
See: Shedeck Mine, Karthaus Twp., Clearfield Co., PA
See also: Shedeck Company,

Maxton Slope Mine (ca.    ?    ), located on the New York Central Railroad, Hawk Run, Morris Twp., Clearfield Co., PA
[Maxton had mining machines and shaker conveyors. Haulage was handled by trolley locomotives using steel mine cars, chain conveyors, and belt conveyors.  Preparation equipment was Baum jogs, a crusher, vibrating and shaking screens, a picking table, and loading booms.]
Owners: (ca.    ?    ), Morrisdale Coal Company,

Maxton No. 2 Mine  (ca.    ?    ), located on the New York Central Railroad, Hawk Run, Morris Twp., Clearfield Co., PA
[This mine ran coal with mining machines, shaker conveyors, and duckbills. Haulage was handled by trolley locomotives using steel mine cars, chain conveyors, and belt conveyors.  Coal from Maxton No. 2  Mine was cleaned at the Maxton Slope Mine plant.]
Owners: (ca.    ?    ), Morrisdale Coal Company,

Mayes, Jordan Twp., Clearfield Co., PA
[Located on the Pennsylvania & Northwestern Railroad, later the Pennsylvania Railroad.]
See:

McCartney, Jordan Twp., Clearfield Co., PA
[A coal company patch town, located in Jordan Twp., Clearfield Co., PA.]
[Located on the Pesylvania Railroad.]
See: Midvale No. 3 Mine, McCartney, Jordan Twp., Clearfield Co., PA

McClarren Colliery No. 1 Mine (ca.1924-  ?  ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.1924-  ?  ), General Refractories Company,

McConnell Coal Company, DuBois, PA
See:  McConnell Mine, Falls Creek, Jefferson Co., PA

McGarvey, Chest Twp., Clearfield Co., PA
See:

McGee's Mills, Bell Twp., Clearfield Co., PA
See:

McGees Station, Bell Twp., Clearfield Co., PA
See:

McGirk Coal Company, Clearfield Co., PA
[Founded ca.1868.]
See:

McGlynn Company, Madera, PA
See: Yorkshire Mine, Madera, Bigler Twp., Clearfield Co., PA
See also: Thomas McGlynn Company, Madera, PA

McGlynn Mine, Clearfield Co., PA
See: Yorkshire Mine, Madera, Bigler Twp., Clearfield Co., PA
See also: Thomas McGlynn Company, Madera, PA

McPherron, Chest Twp., Clearfield Co., PA
See:

Medix Run Mine (ca.1906-  ?  ), located on the Buffalo & Susquehanna Railroad, near DuBois, Clearfield Co., PA
Owners: (ca.1906-  ?  ), Buffalo & Sushuehanna Coal mining Company, DuBois, PA
Web sites on the Medix Run Mine, Clearfield Co., PA:
    Coal Miners Memorial Medix Run Mine, Clearfield Co., PA

Meadow Brook Mine (ca.1900-  ?  ), located in Boggs Twp., Clearfield Co., PA
Owners: (ca.1900-  ? ), John Huddell & Company, Philipsburg, PA
Web sites on the Meadow Brook Mines, Boggs Twp., Clearfield Co., PA:
    Coal Miners Memorial Meadow Brook Mines, Boggs Twp., Clearfield Co., PA

Meadow Brook No. 1 Mine (ca.1912-  ?  ), located on the Pennsylvania Railroad, near Philipsburg, Clearfield Co., PA
Owners: (ca.1912-  ?  ), Wilkinson & Mallin Company, Philipsburg, PA
Web sites on the Meadow Brook Mines, Boggs Twp., Clearfield Co., PA:
    Coal Miners Memorial Meadow Brook Mines, Boggs Twp., Clearfield Co., PA

Megee Coal Mining Company, Osceola Mills, PA
See: Big Run Mine, Osceola Mills, Clearfield Co., PA

Memorial Church, Snady Twp., Clearfield Co., PA
See:

Messiah Church, Cooper Twp., Clearfield Co., PA
See:

Meyers Run Mine
(Myers Run Mine) (ca.1900-  ? ), located in Kartaus Twp., Clearfield Co., PA
Owners: (ca.1900-  ?   ), A. G. Spears Company, Karthaus, PA

Michael Burns Company, Houtzdale, PA
See: Penn No. 1 Mine, Osceola Mills, Clearfield Co., PA
See also: M. Burns Company, Brisbin, PA 

Middleton, Bell Twp., Clearfield Co., PA
See:

Midland Mining Company, Clearfield Co., PA
[Found ca.1880.]
See:

Midvale No. 1 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Brisbin, Clearfield Co., PA
Owners: (ca.1906-  ?  ), W. A. Gould & Brothers Company, Brisbin, PA
Web sites on the Midvale Mines, Brisbin, Clearfield Co., PA:
    Coal Miners Memorial Midvale Mines, Brisbin, Clearfield Co., PA

Midvale No. 2 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Brisbin, Clearfield Co., PA
Owners: (ca.1906-  ?  ), W. A. Gould & Brothers Company, Brisbin, PA
Web sites on the Midvale Mines, Brisbin, Clearfield Co., PA:
    Coal Miners Memorial Midvale Mines, Brisbin, Clearfield Co., PA

Midvale No. 3 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near McCartney, Jordan, Twp., Clearfield Co., PA
Owners: (ca.1906-  ?  ), W. A. Gould & Brothers Company, Brisbin, PA
Web sites on the Midvale Mines, Brisbin, Clearfield Co., PA:
    Coal Miners Memorial Midvale Mines, Brisbin, Clearfield Co., PA

Midvale No. 4 Mine (ca.1912-  ?  ), located on the Pennsylvania Railroad, near McCartney, Jordan, Twp., Clearfield Co., PA
Owners: (ca.1912-  ?  ), W. A. Gould & Brother Company, Brisbin, PA
Web sites on the Midvale Mines, Brisbin, Clearfield Co., PA:
    Coal Miners Memorial Midvale Mines, Brisbin, Clearfield Co., PA

Mignot School, Covington Twp., Clearfield Co., PA
See:

Mill Run, Huston Twp., Clearfield Co., PA
See:

Mineral Springs, Bradford Twp., Clearfield Co., PA
See:

Minns, Company, DuBois, PA
See: Clear Run Mine, Clear Run, Sandy Twp., Clearfield Co., PA
See also: George Minns, Jr. Company, DuBois, PA

Mirbach & Slee Company, Philipsburg, PA
See: Red Jacket No. 2 Mine, Clearfield Co., PA

Misquito Mine ca.1900-  ?  ), Clearfield Co., PA
Owners: (ca.1900-  ?  ), Isacc Stage Company,

Mitchells (Oshanter P.O.), Lawrence Twp., Clearfield Co., PA
[Located on the New York Central & Hudson River Railroad.]
See:

Monarch Shaft Mine (ca.1908-  ?  ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.1908-  ?  ),  ?

Monroe Mine(ca.1912-  ?  ), locatd on the P. & S. V. Railroad, near Osceola Mils, Clearfield Co., PA.
Owners: (ca.1912-  ?  ), Henry Myers Company, Osceola Mills, PA
Web sites on the Monroe Mines, Clearfield Co., PA:
    Coal Miners Memorial Monroe Mines, Clearfield Co., PA

Monroe No. 1 Mine (ca.   ?   ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.   ?   ), Brogarson Coal Mining Company,
Web sites on the Monroe Mines, Clearfield Co., PA:
    Coal Miners Memorial Monroe Mines, Clearfield Co., PA

Monroe No. 2 Mine (ca.   ?   ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.   ?   ), Brogarson Coal Mining Company,
Web sites on the Monroe Mines, Clearfield Co., PA:
    Coal Miners Memorial Monroe Mines, Clearfield Co., PA

Monroe No. 3 Mine (ca.   ?   ), located in Decatur Twp., Clearfield Co., PA
Owners: (ca.   ?   ), Brogarson Coal Mining Company,
Web sites on the Monroe Mines, Clearfield Co., PA:
    Coal Miners Memorial Monroe Mines, Clearfield Co., PA

Moose Creek, Lawrence Twp., Clearfield Co., PA
See:

Morann, Woodward Twp., Clearfield Co., PA
[Located on the Pennsylvania Railroad, Whiteside Branch.]
See: Morann Mine, Morann, Woodward Twp., Clearfield Co., PA
        Geulich Mine, Morann, Woodward Twp., Clearfield Co., PA
        S. J. Mountz Company, Morann, PA
        Viola No. 1 Mine, Morann, Woodward Twp., Clearfield Co., PA
        Whiteside No. 1 Mine, near Morann, Woodward Twp., Clearfield Co., PA
        Whiteside No. 2 Mine, near Morann, Woodward Twp., Clearfield Co., PA

Morann Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, Morann, Woodward Twp., Clearfield Co., PA.
Ownerws: (ca.1906-  ?  ), S. J. Mountz Company, Morann, PA
Web sites on the Morann Mine, Morann, Woodward Twp., Clearfield Co., PA:
    Coal Miners Memorial Morann Mine, Morann, Woodward Twp., Clearfield Co., PA

Moravian Mine (ca.1904-  ?  ), located on the New York Central & Hudson River Railroad, near Peale, Cooper Twp., Clearfield Co., PA
Owners: (ca.1904-  ?  ), Clearfield Bituminous Coal Corp., Clearfield, PA
              (ca.1906-  ?  ), Clearfield Bituminous Coal Corp., Clearfield, PA
Web sites on the Moravian Mine, Peale, Cooper Twp., Clearfield Co., PA:
    Coal Miners Memorial Moravian Mine, Peale, Cooper Twp., Clearfield Co., PA

Morgan Coal & Clay Company, Osceola, Clearfield Co., PA
[Founded ca.1908.]
See:

Morgan Run, Decatur Twp., Clearfield Co., PA
See:

Morgan Run Coal Mining Company, Brisbin, PA
See: Morgan Run Mine, Clearfield Co., PA

Morgan Run Mine (ca.1906-  ?  ), a drift mine, located on the Pennsylvania Railroad, 1 mile east of Madera, Clearfield Co., PA
Owners: (ca.1906-  ?  ), Morgan Run Coal Mining Company, Brisbin, PA
              (ca.1912-  ?  ), Corona Coal & Coke Company and H. B. Swoope Company, Madera, PA
Web sites on the Morgan Run Mine, Madera, Clearfield Co., PA:
    Coal Miners Memorial Morgan Run Mine, near Madera, Clearfield Co., PA

Morgans Land, Jordan Twp., Clearfield Co., PA
See:

Morrisdale, Morris Twp., Clearfield Co., PA
[Located on the Clearfield Electric Railway and the New York Central Railroad.]
See: Morrisdale Coal Company, Morrisdale, PA

Morrisdale Coal Company, Morrisdale Mines, PA
See: Cunard Shaft Mine, Six Mile Run, Bedford Co., PA
        Cunard Slope Mine, Six Mile Run, Bedford Co., PA
        Madera No. 1 Mine, Madera, Clearfield Co., PA
        Mabel No. 1 Mine, Madera, Clearfield Co., PA
        Maxton Slope Mine, Hawk Run, Morris Twp., Clearfield Co., PA
        Maxton No. 2 Mine, Hawk Run, Morris Twp., Clearfield Co., PA
        Morrisdale Shaft No. 1 Mine, Morrisdale, Clearfield Co., PA
        Morrisdale Shaft No. 2 Mine, Morrisdale, Clearfield Co., PA
        Morrisdale Shaft No. 3 Mine, Allport, Clearfield Co., PA
        Morrisdale Shaft No. 4 Mine, Morrisdale, Clearfield Co., PA
        Morrisdale Shaft No. 5 Mine, Morrisdale, Clearfield Co., PA
        Morrisdale No. 6 Mine, Morrisdale, ClearfieldCo., PA
        Patton No. 1 Mine, Carroltown, Cambria Co., PA
        Patton No. 2 Mine, Carroltown, Cambria Co., PA
See also: Sylvania Coal Company,

Morrisdale Coal Mining Company, Philadelphia, PA
See: Mabel Mine, Beccaria Twp., Clearfield Co., PA

Morrisdale Mines (ca.1875- ?  ), Morrisdale, Clearfield Co., PA
Owners: (ca.1875-  ?  ), Morrisdale Coal Company, Morrisdale, PA
              (ca.1876-  ? ), R. B. Wigton Company,
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Shaft No. 1 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, 1 mile south of Morrisdale, Morris Twp., Clearfield Co., PA
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
              (ca.1914-   ?    ), Morrisdale Coal Company,
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Shaft No. 2 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, 1 mile south of Morrisdale, Morris Twp., Clearfield Co., PA
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
              (ca.1914-   ?    ),
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Shaft No. 3 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, Allport, Morris Twp., Clearfield Co., PA
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
              (ca.1914-   ?    ),
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Shaft No. 4 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, 1 mile south of Morrisdale, Morris Twp., Clearfield Co., PA.
[Morrisdale Shaft No. 4 Mine was listed as a new mine ca.1912.]
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
Morrisdale Shaft No. 5 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, 1 mile south of Morrisdale, Morris Twp., Clearfield Co., PA
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Shaft No. 6 Mine (ca.1912-    ?    ), a shaft mine, located on the New York Central & Hudson River Railroad and the Pennsylvania Railroad, 1 mile south of Morrisdale, Morris Twp., Clearfield Co., PA
Owners: (ca.1912-   ?    ), Morrisdale Coal Company, Morrisdale, PA
Web sites on the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA:
    Coal Miners Memorial Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA
   History of the Morrisdale Mines, Morrisdale, Morris Twp., Clearfield Co., PA

Morrisdale Mines, Morris Twp., Clearfield Co., PA
See: Morrisdale Coal Company, Morrisdale Mines, PA

Morningside Cemetery, Sandy Twp., Clearfield Co., PA
See:

Moshannon, Decatur Twp., Clearfield Co., PA
[Located on the Pennsylvania Railroad, Moshannon Branch.]
See:

Moshannon Coal Company, Clearfield Co., PA
{Founded ca.1864.]
See:

Moshannon Coal Mining Company, Osceola Mills, PA
See: Lenore No. 1 Mine, Brisbin, Clearfield Co., PA
       Lenore No. 2 Mine, Brisbin, Clearfield Co., PA
       Moshannon No. 1 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 2 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 3 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 4 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 5 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 6 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 7 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 9 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 12 Mine, Osceola Mills, Clearfield Co., PA
       Moshannon No. 13 Mine, Osceola Mills, Clearfield Co., PA

Moshannon Creek Coal Company, Clearfield Co., PA
[Founded ca.1894.]
See:

Moshannon Falls Mining Company,
[A subsidiary of Woolridge Coal Company.]
See: Mt. Carmel No. 1 Mine, Karthaus, Clearfield Co., PA

Moshannon Mine (ca.1866-1880)Clearfield Co., PA
[In June, 1866, a mine on the lands of the Moshannon Coal Company, on the south side of the Tyrone & Clearfield Railroad, was opened by the Moshannon Coal Company on the tract formerly known as the "John Anderson," and called "Moshannon." This mine ran until about 1880, when it was abandoned by its owners, a new one having been opened immediately opposite in 1876, and called "New Moshannon." Both of these mines were very successful ventures, and first brought to general notice the Clearfield coals.]
Owners: (ca.1866-1880), Moshannon Coal Company,
See also: New Moshannon Mine, Clearfield Co., PA

Moshannon No. 1 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 2 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 3 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 4 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
              (ca.1912- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 5 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 6 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 7 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 8 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
              (ca.1912- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 9 Mine (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Osceola Mills, Clearfield Co., PA
Owners: (ca.1906- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
              (ca.1912- ?  ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 12 Mine (ca1920-   ?    ), located on the Pennsylvania Railroad, Decatur Twp., Clearfield Co., PA
Owners: (ca.1920-   ?   ), Moshannon Coal Mining Company, Osceola Mills, PA
              (ca.1924-   ?   ), Moshannon Coal Mining Company, Osceola Mills, PA
Web sites on the Moshannon Mines, Osceola Mills, Clearfield Co., PA:
    Coal Miners Memorial Moshannon Mines, Osceola Mills, Clearfield Co., PA

Moshannon No. 13 Mine (ca.1906-  ?  ), located on the New York Central & Hudson River Railroad, near Patton, Cambria Co., PA
Web sites on the Moshannon No. 13 Mine, Lilly, Cambria Co., PA:
    Coal Miners Memorial Moshannon No. 13 Mine, Patton, Cambria Co., PA

Mosier & Jose Company, La Jose, PA
See: Wilson Run Mine, near LaJose, Clearfield Co., PA

Mount Carmel Mine
(Mt. Carmel Mine) (ca.1900-  ?  ), located in Karthaus Twp., Clearfield Co., PA
Owners: (ca.1900-  ?  ), S. E. Emerick Company,
              (ca.1918-  ?  ), Potter, Bigler, and Potter, Inc.

Mount Hope, Lawrence Twp., Clearfield Co., PA
See:

Mount Joy, Lawrence Twp., Clearfield Co., PA
See:

Mount Pleasant, Covington Twp., Clearfield Co., PA
See:
See also: Mount Pleasant, Covington Twp., Clearfield Co., PA

Mount Verde Mine (ca.1912-  ?  ), located on the Pennsylvania Railroad, near Coalport, Rosebud, Clearfield Co., PA
Owners: (ca.1912- ?  ), William Heil Company, Rosebud, PA
Web sites on the Mt. Verde Mine, Rosebud, Clearfield Co., PA:
   Coal Miners Memorial Mt. Verde Mine, Rosebud, Clearfield Co., PA

Mount Vernon No. 1 Mine
(Mt. Vernon No. 1 Mine) (ca.    ?    ), a strip mine, located on the New York Central Railroad, Bald Hill, Girard Twp., Clearfield Co., PA
Owners: (ca.    ?    ), Boron Bros. Coal Company,
Web sites on the Mt. Vernon Mines, near Curwensville, Clearfield Co., PA:
    Coal Miners Memorial Mt. Vernon Mines, near Curwensville, Clearfield Co., PA

Mount Vernon No. 7 Mine
(Mt. Vernon No. 7 Mine) (ca.1906-  ?  ), located on the Pennsylvania Railroad, near Philipsburg, in Clearfield Co., PA
Owners: (ca.1906-  ?  ), Langdon - Cambria Coal Mining Company, Philipsburg, PA
Web sites on the Mount Vernon Mines, near Philipsburg, Clearfield Co., PA:
    Coal Miners Memorial Mount Vernon Mines, near Philipsburg, Clearfield Co., PA

Mount Vernon No. 10 Mine
(Mt. Vernon No. 10 Mine) (ca.1906-  ?  ), located on the P. J. E. & E. Railroad, near Philipsburg, in Clearfield Co., PA
Owners: (ca.1906-  ?  ), Langdon - Cambria Coal Mining Company, Philipsburg, PA
              (ca.1912-  ?  ), Fernwood Coal Company, Curwensville, PA

                        
Web sites on the Mount Vernon Mines, near Philipsburg, Clearfield Co., PA:
    Coal Miners Memorial Mount Vernon Mines, near Philipsburg, Clearfield Co., PA

Mount Zion, Lawrence Twp., Clearfield Co., PA
See:

Mountain Branch Mine (ca.1914-  ?  ), a drift mine, located 2 miles south of Houtzdale, on a branch of the Pennsylvania Railroad, Houtzdale, Woodward Twp., Clearfield Co., PA
Owners: (ca.1914-  ?  ),
              (ca.1951-  ?  ), Dahlin Brother Company,

Mountz & Company, Morann, PA
See: Viola No. 1 Mine, Morann, Clearfield Co., PA
See also: S. J. Mountz & Company, Morann, PA

Mowry, Covington Twp., Clearfield Co., PA
See:

Mt. Carmel Mine (ca.1900- ?  ), located on the New York Central & Hudson River Railroad, Karthaus, Clearfield Co., PA
Owners: (ca.1900-  ?  ), S. E. Emerick Company,
              (ca.1912-  ?  ), Kelley Brothers Coal Compamy, Snow Shoe, PA
              (ca.1917-  ?  ), Potter-Bigler & Potter, Inc., Clearfield, PA
              (ca.1918-  ?  ), Potter, Bigler, and Potter, Inc., Clearfield, PA
Web sites on the Mt. Carmel Mine, Karthaus, Karthaus Twp., Clearfield Co., PA
    Coal Miners Memorial Mt. Carmel Mine, Karthaus, Karthaus Twp., Clearfield Co., PA

Mt. Carmel No. 1 Mine (ca.    ?    ), located on the New York Central Railroad,  Karthaus, Clearfield Co., PA
Owners: (ca.    ?    ), Moshannon Falls Mining Company,
Web sites on the Mt. Carmel No. 1 Mine, Karthaus, Karthaus Twp., Clearfield Co., PA
    Coal Miners Memorial Mt. Carmel No. 1 Mine, Karthaus, Karthaus Twp., Clearfield Co., PA

Mt. Joy, Lawrence Twp., Clearfield Co., PA
See:

Mt. Pleasant, Covington Twp., Clearfield Co., PA
See:
See also: Mount Pleasant, Covington Twp., Clearfield Co., PA

Mt. Pleasant, Beccaria Twp., Clearfield Co., PA
[name changed to Utahville.]
See: Utahville, Beccaria Twp., Clearfield Co., PA

Mt. Pleasant, Huston Twp., Clearfield Co., PA
See:

Mt. Pleasant Cemetery, Huston Twp., Clearfield Co., PA
See:

Mt. Pleasant Church, Bell Twp., Clearfield Co., PA
See:

Mt. Pleasant School, Covington Twp., Clearfield Co., PA
See:

Mt. Pleasant School, Huston Twp., Clearfield Co., PA
See:

Mt. Sinai School, Girard Twp., Clearfield Co., PA
See:

Mt. Vernon No. 1 Mine (ca.    ?    ), a strip mine, located on the New York Central Railroad, Bald Hill, Girard Twp., Clearfield Co., PA
Owners: (ca.    ?    ), Boron Bros. Coal Company,
Web sites on the Mt. Vernon Mines, near Curwensville, Clearfield Co., PA:
    Coal Miners Memorial Mt. Vernon Mines, near Curwensville, Clearfield Co., PA

Mt. Vernon No. 10 Mine
(Mount Vernon No. 10 Mine) (ca.1912-  ?  ), located on the P. & S. V. Railroad, near Curwensville, Clearfield Co., PA
Owners: (ca.1912- ?  ),  Fernwood Coal Company, Curwensville, PA
Web sites on the Mt. Vernon Mines, near Curwensville, Clearfield Co., PA:
    Coal Miners Memorial Mt. Vernon Mines, near Curwensville, Clearfield Co., PA

Mt. Zion Church, Knox Twp., Clearfield Co., PA
See:

Mull Company, Philipsburg, PA
See: Imperial No. 1 Mine, near Philipsburg, Clearfield Co., PA
See also: R. H. Mull Company, Philipsburg, PA

Mulsonburg School, Covington Twp., Clearfield Co., PA
See:

Munson, Morris Twp., Clearfield Co., PA
[Located on the New York Central Railroad and the Clearfield Electric Railway.]
See:

Murray Energy,
See: Burnet Mine, Lawrence Twp., Clearfield Co., PA
        Energy Resources Inc.,
        TDK Company,

Myers Company, Osceola Mills, PA
See: Monroe Mine, near Osceola Mills, Clearfield Co., PA
See also: Henry Myers Company, Osceola Mills, PA

Myers Run Mine
(Meyers Run Mine) (ca.1900- ?  ), located on the New York Central & Hudson River Railroad, Karthaus, Clearfield Co., PA
Owners: (ca.1900-  ?  ), A.G. Spears Company,
              (ca.1912-  ?  ), Kelley Brothers Coal Compamy, Snow Shoe, PA
Web sites on the Myers Run Mine, Karthaus, Karthaus Twp., Clearfield Co., PA:
    Coal Miners Memorial Myers Run Mine, Karthaus, Karthaus Twp., Clearfield Co., PA