Author
Brown, Alexander Crosby, 1905-
2
Chamber of Commerce of Greater Philadelphia
2
Delaware River Port Authority
2
George de Benneville Keim Collection
2
Hanna, Charles A. 1863-1950
2
Penjerdel (Corporation)
2
Philadelphia (Pa.) Watering Committee
2
Philadelphia (Pa.). Department of Wharves, Docks and Ferries
2
U.S Board of Engineers for Rivers and Harbors
2
Adams, Charles J. 1947-
1
Allen, Clifford P. 1841-
1
Allen, Jane E.
1
Allen, Roger B.
1
Appalachian Mountain Club. Delaware Valley Chapter
1
Armstrong, A. Joseph
1
Asbell & Associates
1
Blackwall, Christopher I.
1
Bowen, Eli, 1824-
1
Bromwell, William
1
Cadzow, Donald A.
1
Concerned Citizens of the Delaware Valley
1
Crawford, Andrew Wright, 1873-1929
1
Cummings, Hubertis M. 1884-1963
1
Davis, William Morris, 1850-1934
1
Duane, William J. 1780-1865
1
Engineers Club of Philadelphia
1
Federal Reserve Bank of Philadelphia. Research Department
1
Fell, Derek
1
Harding, John J.
1
Klein, William M.
1
Knopp, Andrew F., Jr
1
Lehigh County Historical Society (Pa.)
1
Letcher, Gary, 1952-
1
Lewis, John Frederick, 1860-1932
1
Merritt, John B.
1
Miller, Leslie W. 1848-1931
1
O'Brien, Alice Rowan
1
Packard, Herbert S.
1
Pennsylvania General Assembly House Committee to Whom Were Referred the Message of the Governor, and Documents, Relative to the River Delaware
1
Pennsylvania Society for the Promotion of Internal Improvements in the Commonwealth
1
Pennsylvania Water Resources Committee
1
Pennsylvania Water Resources Committee Engineers' Study Committee
1
Philadelphia Botanical Club
1
Philadelphia Chamber of Commerce
1
Philadelphia Maritime Exchange
1
Philadelphia Maritime Museum
1
Philadelphia Watering Committee
1
Pilots' Association for the Bay and River Delaware
1
Port of Philadelphia Board of Wardens
1
Ralston, Robert, 1761-1836
1
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