Gas Explosion
Diagram of Manchester Bridge
Penn Avenue and Water Street
Union Arcade Construction- Steel Framing
Union Arcade Basement Construction
Second Avenue Improvements
Stanwix Street Flooding
Snow Removal
Flood of 1913
Grant Street Hump Cut
Building Supports for William Penn
Corner of Ferry and First
Union Arcade Construction- Fourth Floor
Duquesne University
Berkman Brothers Wholesale Waists and Furs
Union Arcade Construction-Roof and Steeples (East)
Downtown on Penn Avenue
Union Arcade Construction - Roof (East View)
Frick Building
City Exhibits
Lubin & Smalley Co.
Downtown Street Scene
Penn at 11th
Chatham and Pentland
Second Avenue
Federal Street
Department of Public Works Exhibit
Monongahela Warf