Author
Pennsylvania Railroad
33
Fernon, Thomas Sargent
9
Fernon, Thomas S. 1818-1896
8
North Pennsylvania Railroad Company
8
Wilson, William Bender, 1839-1919
8
Philadelphia Record
6
Clymer, Hiester, 1827-1884
4
Philadelphia Citizens
4
Richards, Joseph T.
4
Camden and Amboy Railroad and Transportation Company
3
Gatzmer, William H.
3
Pennsylvania Railroad Investigating Committee
3
Pennsylvania Railroad Technical & Historical Society. Philadelphia Chapter
3
Philadelphia (Pa.). Councils
3
Rand McNally and Company
3
Townsend, John W., 1855-1939
3
A New-Yorker, pseud
2
Albrecht, Harry P.
2
Alexander, Edwin P.
2
Allen, John E.
2
Bezilla, Michael
2
Biddle, George, 1843-1886
2
Burkill, Isaac
2
Comly, Franklin A., 1813-1887
2
Conrad, Harry
2
Fernon, Thomas S.
2
First National Corporation Statistical Dept
2
Furness, Evans & Co
2
Kraft, Chip
2
Loeb, Betty Wagner
2
Lund, George
2
Moore, Samuel T. 1855-
2
Page, James, 1795-1875
2
Paul, John Rodman, 1852-1941
2
Pennsylvania
2
Pennsylvania General Assembly Senate Select Committee on the Gettysburg Extension of the Pennsylvania Railroad
2
Pennsylvania Railroad,
2
Philadelphia
2
A Stockholder
1
Allen, Lane & Scott
1
America's Industrial Heritage Project
1
American Society of Civil Engineers
1
Apfelbaum, Charles
1
Bakewell, Thomas, 1792-1866
1
Ball, Don
1
Bell, Thomas S. 1799 or 1800-1861
1
Bezilla, Michael,
1
Binney, Horace, 1780-1875
1
Board of Trade of Pittsburgh (Pittsburgh, Pa.)
1
Boston "1915" exposition
1
more ...