“A vivid flash of light” – An 1867 lightning strike electrocuted Wiconisco miners 1,000 feet below ground

In June 1867, a thunderstorm passed through Wiconisco, Pennsylvania and electrocuted miners deep within one of the town's coal mines.

“Overhauling is going on vigorously” – An 1860s photograph reveals work at coal breaker in Wiconisco

A photograph taken shortly after the Civil War shows mining operations in Wiconisco Township in Dauphin County in the 1860s.