Deep underground – Coal mining in Pennsylvania's Anthracite Region – Canadian Military History

Coal mining - Wikipedia

Scranton, Pennsylvania

Early Coal Mining in the Anthracite Region (PA) (Images of America): Richards, John Stuart: 9780738509785: : Books

Early Coal Mining in the Anthracite Region (PA) (Images of America): Richards, John Stuart: 9780738509785: : Books

Anthracite Heritage: Landscape, Memory and the Environment

Underground Miners – Dedicated to preserving Pennsylvania's anthracite coal mining heritage.

Deep underground – Coal mining in Pennsylvania's Anthracite Region – Canadian Military History

The dangerous lives of Pennsylvania coal miners captured in rare photographs, 1942 - Rare Historical Photos

In the Depths of a Coal Mine” – Stephen Crane's 1894 visit to Pennsylvania's Coal Region

History of anthracite coal mining in Pennsylvania - Wikipedia

The First Underground Anthracite Mine Historical Marker

Exploring A 117yr Old Anthracite Coal Mine - Lansford No. 9

Touring the Number 9 Coal Mine: The World's Longest-Operating Coal Mine - Uncovering PA