Author
Philadelphia Record
10
Philadelphia Society for Alleviating the Miseries of Public Prisons
6
Baltimore and Ohio Railroad Company
5
Pennsylvania. Board of Canal Commissioners
5
Fernon, Thomas S. 1818-1896
4
North Branch Canal Company
4
Kirkbride, Thomas Story, 1809-1883
3
McArthur, John, 1823-1890
3
North Pennsylvania Railroad Company
3
Allegheny Portage Railroad Company
2
Bell, D. Sargent, 1876-194-
2
Bolden, Tonya,
2
J. P. M.
2
Lehigh and Luzerne Railroad Company
2
Lewisburg, Centre and Spruce Creek Railroad
2
Malcolm, James Peller, 1767-1815
2
Robinson, Moncure, 1802-1891
2
Warford, A. B.
2
Webster, George S. 1855-1931
2
Alstrom, Eric
1
Association for Library Collections & Technical Services. Preservation and Reformatting Section
1
Atlas Portland Cement Co. (New York)
1
Atlas Portland Cement Co., New York
1
Baldwin Locomotive Works
1
Baldwin, Loammi, 1780-1838
1
Baltimore and Ohio Railroad Company. Board of Engineers
1
Bitting, R. & L. (Firm),
1
Boller, Alfred Pancoast, 1840-1912
1
Brashear, John A. 1840-1920
1
Brill, Debra
1
Brindle, William
1
Centennial Exhibition
1
Chesapeake and Delaware Canal Co
1
Chilton Company
1
Christesen, Russell J.
1
Clarke, Reeves & Co
1
Coalition for the National Museum of the American People
1
Cranz, Galen
1
Cunningham, John T.
1
Delaware (State) General Assembly
1
Delaware Bridge Joint Commission of the States of Pennsylvania and New Jersey
1
Delaware River Bridge Joint Commission of Pennsylvania and New Jersey
1
Delaware. Department of Transportation
1
Douglas, E. A.
1
Eddy, Richard
1
Edgerton, Samuel Y. 1926-
1
Faries, Robert
1
Fisher, James C.
1
Fisher, John S. 1867-1940
1
Fisk, Charles B.
1
more ...