Files 189208_158 - 189208_163, 189208_165 - 189208_167, 189208_169. Workers and hired Pinkerton guards clashed on the grounds of the Homestead Steel Works.
Harwick Mine Explosion, January 27, 1904
Files 190404_138 - 190404_315. Miners killed in an Allegheny Coal Company explosion in Springdale.
McKees Rocks Pressed Steel Car Strike, 1909
Files 191001_199 - 191001_206. Workers and law enforcement casualties of a famous labor struggle.
Street Car Accident, December 24, 1917
Files 191802_204 - 191802_226. On Christmas Eve 1917 a street car lost control while making its way down Mt. Washington and crashed on the South Side near the Smithfield Street Bridge.
Aetna Chemical Explosion, May 18, 1918
Files 191807_001A - 191807_093A. Explosion of TNT at Aetna Chemical Plant in Oakdale.
Spanish Flu Pandemic, 1918-1919
Deadly flu pandemic that killed 1-3% of the world's population. Many cases can be found in files from 1918 and 1919.
Gas Tank Explosion, November 14, 1927
Files 192712_187 - 192712_214. Explosion of Equitable Gas Company tank on Pittsburgh's North Side.
Home of the Little Sisters of the Poor Fire, July 23, 1931
Files 193108_37 - 193108_83. An assisted living facility was destroyed by fire, killing many residents.
McKeesport Tornado, June 23, 1944
Files 194407_61 - 194407_78. A tornado struck McKeesport, burying many people in the remains of their blown down homes.
