Other
ADC (Firm)
5
Carswell, Charles
1
Chamber of Commerce of Greater Philadelphia
1
Delaware Bridge Joint Commission of the States of Pennsylvania and New Jersey
1
Delaware River Bridge and Tunnel Commission of Pennsylvania
1
Dickinson, David, 1777 or 1778-1848,
1
Laird, Warren Powers, 1861-1948
1
Paxton, John Adems
1
Penjerdel (Corporation)
1
Penn General Assembly
1
Robbins, Yale
1
United States. Army. Corps of Engineers
1
United States. Board of Engineers for Rivers and Harbors
1
United States. Maritime Administration
1
United States. Maritime Commission
1