Other
Foundation for Architecture (Philadelphia, Pa.)
2
Bower Lewis Thrower/Architects
1
Bucks County Conservancy
1
Jackson, Joseph, 1867-1946
1
National Association of Builders' Exchanges
1
Pennsylvania Historical and Museum Commission Office of Historic Preservation
1
Pennsylvania Historical and Museum Commission. Office of Historic Preservation
1
Philadelphia Builders' Exchange and Employers' Association
1
Pittsburgh Architectural Club
1