Author
A Citizen
1
A Stockholder
1
A member of the bar, pseud
1
Albertype Co
1
Albrecht, Harry P.
1
Alexander, Edwin P.
1
Alleghany Railroad and Coal Co
1
Alleghany Railroad and Coal Company
1
Allegheny Portage Railroad Company
1
Allegheny Valley Railroad Company
1
Allegheny Valley Railway Company
1
Allen, John E.
2
Allen, Lane & Scott
1
Alwine, Leonard E.
1
America's Industrial Heritage Project
2
American Society of Civil Engineers
1
American Transit Accountants' Association
1
American street and interurban accountants' association
1
Andrews, Clinton T.
2
Archer, Robert F.
1
Arnold, Andrew Bernard
2
Ashbridge, Thomas
1
Atterbury, William Wallace, 1866-1935
2
Awbury Arboretum (Philadelphia, Pa.)
1
Bache, Hartman, 1797-1872
1
Bache, Hartman, 797-1872
1
Bacon, Margaret Hope
1
Baker, Joseph B.
1
Bakewell, Thomas, 1792-1866
1
Baltimore
1
Baltimore (Md.) Citizens
1
Baltimore (Md.) Delegation to the Susquehanna Railroad Convention
1
Baltimore Citizens
1
Baltimore and Ohio Railaroad Co
1
Baltimore and Ohio Railroad Company
4
Baltimore and Susquehanna Railroad Co
1
Baltimore and Susquehanna Railroad Company
1
Bank of the United States (Pennsylvania : 1836-1841)
3
Barclay Coal Company
1
Barclay Railroad Company
1
Barry, Steve
1
Beach, Ephraim
1
Beaver Meadow Railroad and Coal Company
2
Bell, D. Sargent, 1876-194-
2
Bellas, Hugh, 1780-1863
2
Bernhart, Benjamin L.,
1
Bernhart, Benjamin L., (author)
4
Bernhart, John H. L. Dr.,
1
Bernhart, John L. Dr.,
1
Bethlehem Railroad Company
2
more ...