Keystone Bridge Company founded in PittsburghJan 1, 1865Labels: Keystone Bridge, PittsburghKeystone BridgeBritannica
Edgar Thomson Steel Works begins productionAug 22, 1875Labels: Edgar Thomson, Bessemer processLibrary CongressSteel Museum
Homestead Steel Works constructed near PittsburghJan 1, 1881Labels: Homestead Steel, Monongahela RiverHomestead Works
Carnegie consolidates businesses as Carnegie Brothers & Co.Apr 1, 1881Labels: Carnegie Brothers, Andrew CarnegieCarnegie Brothers
Carnegie buys Homestead Steel WorksJan 1, 1883Labels: Homestead Steel, Andrew CarnegieHomestead Works
Open-hearth furnaces installed at HomesteadJan 1, 1886Labels: Open-hearth furnace, Homestead SteelCarnegie SteelHomestead Works
Carnegie holdings consolidated into Carnegie SteelJan 1, 1889Labels: Carnegie Steel, vertical integrationBritannica
Carnegie Steel Company formed as new partnershipJul 1, 1892Labels: Carnegie Steel, partnershipCarnegie SteelBritannica
Battle of Homestead Strike erupts with PinkertonsJul 6, 1892Labels: Homestead Strike, PinkertonsAFL CIOHomestead Strike
Pennsylvania National Guard takes control at HomesteadJul 12, 1892Labels: Pennsylvania National, Homestead SteelBritannicaAFL CIO
American Bridge Company formed in major consolidationApr 1, 1900Labels: American Bridge, J PAmerican BridgeKeystone Bridge
U.S. Steel incorporated, creating billion-dollar steel trustFeb 25, 1901Labels: U S, billion-dollar corporationBritannicaCompany Histories
Carnegie Steel sold and folded into U.S. SteelMar 2, 1901Labels: Carnegie Steel, sale toCarnegie SteelM A Steel