Other
- Baltimore and Ohio Railroad Company 11 results
- Pennsylvania 8 results
- Hare, Robert, 1781-1858 7 results
- Danville and Pottsville Rail Road Company 4 results
- Franklin, Benjamin, 1706-1790 4 results
- Benjamin Franklin Collection (Library of Congress) 3 results
- Camden and Amboy Railroad and Transportation Company 3 results
- Carey, Mathew, 1760-1839 3 results
- Delaware and Raritan Canal Company (N.J.) 3 results
- Evans, Oliver, 1755-1819 3 results
- Bowen, John S. 2 results
- Canton, John, 1718-1772 2 results
- Cleveland and Pittsburgh Railroad Company 2 results
- Colden, David, 1733-1784 2 results
- Gay, Edward F. 2 results
- Glenn, James 2 results
- Jefferys, Thomas, -1771, 2 results
- Knight, J. (Jonathan), 1787-1858 2 results
- Lardner, Dionysius, 1793-1859 2 results
- Latrobe, Benj. H. (Benjamin Henry), 1807-1878 2 results
- McLane, Louis, 1786-1857 2 results
- New Jersey 2 results
- Pennsylvania Society for the Promotion of Internal Improvements in the Commonwealth 2 results
- Pennsylvania. Board of Canal Commissioners 2 results
- Pennsylvania. General Assembly. House of Representatives 2 results
- Philadelphia Citizens 2 results
- Priestley, Joseph, 1733-1804 2 results
- Renwick, James, 1792-1863 2 results
- Roberts, W. Milnor (William Milnor), 1810-1881 2 results
- Robinson, Moncure, 1802-1891 2 results
- Stevens, John, 1749-1838 2 results
- West Chester and Philadelphia Railroad Company 2 results
- Wood, Nicholas 2 results
- Wooddy, William 2 results
- Baltimore 1 results
- Baltimore Citizens 1 results
- Baltimore and Ohio Railaroad Co 1 results
- Baltimore and Ohio Railroad Company. Board of Engineers 1 results
- Barbeu Du Bourg, M. (Jacques), 1709-1779 1 results
- Beach, Ephraim 1 results
- Beaver Meadow Railroad and Coal Company 1 results
- Belvidere Delaware Railroad Company 1 results
- Belvidere Deleware railroad company 1 results
- Béraud, Laurent, 1702-1777 1 results
- Brooke, Ch. W. (Charles W.) 1 results
- Brown, Alexander, 1764-1834 1 results
- Burnside, Thomas, 1782-1851 1 results
- Camden and Amboy Railroad and Transportation Co 1 results
- Canby, James, 1781-1858 1 results
- Chetwood, J. J. (John J.) 1 results more…