Hump District
Liberty Avenue
Sixth Avenue
Sixth Avenue Hump Cut
Koppers and Gulf Oil buildings
Heeren & Company
Traffic and Smokestack
Monongahela Wharf
Hump District
Fort Pitt Block House
Hump Lowering
Footbridge over Duquesne Way
Diamond Street
Oliver Avenue Drawing Plans
Union Arcade Construction- Fourth Floor
Diamond Street Hump Cut
Armour Star Sausage
Ross Street
Working on Cherry Way
Chatham Street Hump Cut
Lemon Alley Hump Cut
Nicholas Coffee
Hump District
Union Arcade Construction- Lower Floors (South)
Excavation and Foundation of William Penn Hotel
McCann's Coffee Shop
Diagram of Point Bridge Portals
Grant Street Drawing Plans