Author
Philadelphia Record
28
Pennsylvania
7
Peters, Richard, 1743-1828
7
Albertype Co
6
Delaware Bridge Joint Commission of the States of Pennsylvania and New Jersey
4
Delaware River Bridge Joint Commission of Pennsylvania and New Jersey
4
Schuylkill Permanent Bridge Company
4
Allen, Richard Sanders, 1917-2008
3
Pennsylvania General Assembly House of Representatives Select Committee on Freeing the Schuylkill Permanent Bridge
3
Pennsylvania,
3
Philadelphia Society for Promoting Agriculture
3
Trego, Charles B., 1794-1874
3
Bridge, William Dawson, 1840-
2
Burden
2
Caruthers, Elizabeth Gipe
2
Catawissa Railroad Company
2
Cloud, John W.
2
De Yoe, Willard L. 1895-1966
2
Delafield, Richard, 1798-1873
2
Delaware. Department of Transportation
2
Delaware. Division of Highways. Location and Environmental Studies Office
2
Ebenezer Hazard Pamphlet Collection (Library of Congress)
2
Edwards, Llewellyn N.
2
Evans, Benjamin D., 1929-
2
Evans, June R., 1931-
2
Hamilton Library Association, Carlisle, Pa
2
Hemminger, J. D.
2
Historical Society of Delaware
2
Holway, Donal F.
2
Horst, Melvin J.
2
Huberman, Leo, 1903-1968
2
Keim, R. R.
2
Lanks, Herbert C. 1899-
2
McQuade, Walter
2
Monongahela Bridge Company
2
Morris, John G.
2
Mussmann, William W.
2
National Society for the Preservation of Covered Bridges
2
New Jersey
2
New Jersey. Court of Chancery
2
Osborne, Richard Boyse
2
Parker, George A.
2
Pennsylvania. Department of Transportation
2
Pennsylvania. General Assembly
2
Pennsylvania. General Assembly. Senate. Committee on Roads, Bridges and Inland Navigation
2
Philadelphia
2
Philadelphia Chamber of Commerce
2
Philadelphia Citizens
2
Regan, Bob, 1939-
2
Sloane, Eric
2
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