Other
Pennsylvania Historical and Museum Commission
Eckley Miners' Village Associates (Eckley, Pa.)
1
Farver, S. S.
1
Glass, Brent D.
1
Historical Society of Pennsylvania
1
New Century Club (Philadelphia, Pa.)
1
Pennsylvania Archaeologist Bulletin
1
Pennsylvania Historical and Museum Commission. Bureau for Historic Preservation
1
Pennsylvania. Department of Transportation
1
Preservation Pennsylvania
1
Warfel, Stephen G.
1
Witthoft, John
1