Adamson Tannehill was an American military officer, politician, civic leader, and active participant in the early development of Pittsburgh and western Pennsylvania. Born in Frederick County, Maryland
Gravestone of Adamson Tannehill, Allegheny Cemetery in Pittsburgh, Pennsylvania
Signature of Adamson Tannehill, "Captain Comdg Md Corps", from a troop tally taken at Fort Pitt on December 25, 1780. By 1779, his rifle regiment comprised mostly Marylanders and was commonly known as the "Maryland Corps"
Depiction of Fort Pitt and early Pittsburgh at the confluence of the Allegheny and Monongahela rivers
Thomas Mifflin, first governor of Pennsylvania (1790–1799)
Brigadier General Daniel Brodhead was an Continental Army officer and politician who served in the American Revolutionary War.
1880 portrait of Brodhead