Author
Pennsylvania
4
George F. Cram Company
3
Bowen, John S.
2
Fernon, Thomas S. 1818-1896
2
Gay, Edward F.
2
Hanna, Samuel, 1797-1866
2
North Branch Canal Company
2
Ohio and Pennsylvania Rail-Road Company
2
Pennsylvania Railroad
2
Philadelphia (Pa.). Councils
2
Rand McNally and Company
2
Roberts, Solomon W. 1811-1882
2
Williams, J. L. 1807-1886
2
Alleghany Railroad and Coal Co
1
Alleghany Railroad and Coal Company
1
Cram, George F.
1
Fay, T. V.
1
Fort Wayne and Chicago Railroad Co
1
Fort Wayne and Chicago Railroad Company
1
Godley, Jesse
1
Griscom, George
1
Keeler, W. J.
1
Lea, Isaac, 1792-1886
1
Lennig, Frederick
1
Library of Congress
1
Massey, Robert V.
1
Meredith, William M. 1799-1873
1
Mitchell, D.
1
Modelski, Andrew M., 1929-
1
North Pennsylvania Railroad Company
1
Pawson, John R.
1
Pequa Railroad and Improvement Company
1
Philadelphia & Reading Railroad Co
1
Philadelphia Citizens
1
Philadelphia, Easton & Water Gap Railroad
1
Philadelphia, Easton and Water Gap Railroad Company
1
Pittsburgh and Steubenville Rail Road Company
1
Sewall, E. Q. 1828-1908
1
Sieger, Peter
1
Sunbury and Erie Rail Road Company
1
Williamsport and Elmira Railroad Company
1
X.
1