Film from the early 20th century shows collieries above Tower City, Pennsylvania in full operation.
A visit to the Coal Region in the 19th century could be an overwhelming and memorable experience.
"Children of the mine are they, born in the shadow of the culm heaps with the roar of the breakers ever in their ears, with mines beneath their feet."
A dispatch to the New York Times from August 1874 details life and work in the thriving Dauphin County mining community.
The images reveal pictures of industry growing on the side of Big Lick Mountain in Upper Dauphin County after the Civil War.
A newspaper correspondent details life in Lykens and Wiconisco in the months after the end of the Great War.
"None can tell what a busy scene will be presented near these mines."
In June 1867, a thunderstorm passed through Wiconisco, Pennsylvania and electrocuted miners deep within one of the town's coal mines.
In October 1862, Irish miners in Pennsylvania staged an armed revolt against the government. Their actions foreshadowed even bloodier events.
In a report written in April 1857, Joseph Ostermann details his work in opening the Williamstown Tunnel in Upper Dauphin County.