Author
- Commission on Boundary Lines between Delaware, Maryland, and Pennsylvania (1850) 4 results
- Graham, J. D. (James Duncan), 1799-1865 4 results
- Northern Central Railway Company 4 results
- Chesapeake and Delaware Canal Co 3 results
- Chesapeake and Delaware Canal Company 3 results
- Graham, Daniel A., 1948- 3 results
- Maryland. Governor (1848-1851 : Thomas) 3 results
- Prime, Alfred Coxe, 1883-1926 3 results
- Scott, Kenneth 3 results
- Baltimore (Md.) 2 results
- Bayliff, William H. 2 results
- Cooper, Richard 2 results
- Cope, Thomas D. (Thomas Darlington) 2 results
- Douthitt, William T. 2 results
- Manship, Andrew, 1824- 2 results
- Maryland 2 results
- Maryland (Colony) 2 results
- Mason and Dixon Line Resurvey Commission 2 results
- Mayer, Brantz, 1809-1879 2 results
- McCurley, James B., 1942- 2 results
- Miller, Peter 2 results
- Morse, H. N. (Hermann Nelson), 1887-1977 2 results
- Pennsylvania 2 results
- Pennsylvania. General Assembly 2 results
- Pennsylvania. Governor (1848-1852 : Johnston) 2 results
- Philadelphia Record 2 results
- Reily, John T. (John Timon), 1856-1924 2 results
- Spero, Patrick, 2 results
- Strickland, William, 1787-1854 2 results
- Walpole Society (U.S.) 2 results
- York and Cumberland Railroad Company 2 results
- Albertype Co 1 results
- Anderson, Kathleen Kerns, 1920- 1 results
- Anderson, Robert J. (Robert John), 1920- 1 results
- Ankrum, Freeman, 1890- 1 results
- Antelope Valley Genealogical Society (Lancaster, CA) 1 results
- Bailey, Levin Claude, 1892- 1 results
- Baker, Norman L., 1926- 1 results
- Baltimore 1 results
- Baltimore (Md.) Citizens 1 results
- Baltimore (Md.) Delegation to the Susquehanna Railroad Convention 1 results
- Baltimore Board of Trade (Baltimore, Md.) 1 results
- Baltimore Citizens 1 results
- Baltimore and Ohio Railaroad Co 1 results
- Baltimore and Ohio Railroad Company 1 results
- Baltimore and Susquehanna Railroad Co 1 results
- Baltimore and Susquehanna Railroad Company 1 results
- Baltimore, Charles Calvert, Baron, 1699-1751 1 results
- Baltimore, Frederick Calvert, Baron, 1731-1771 1 results
- Barker, Elizabeth 1 results more…