Author
- ADC (Firm) 24 results
- Rand McNally and Company 17 results
- Beers, F. W. (Frederick W.) 16 results
- Bromley, George Washington 14 results
- Smith, J. L. 14 results
- Baist, G. Wm. (George William), 1859-1927 12 results
- Library of Congress. Map Division 12 results
- Carey, Mathew, 1760-1839 11 results
- G.M. Hopkins & Co 11 results
- Library of Congress. Geography and Map Division 11 results
- Alexandria Drafting Company 10 results
- Hopkins, Griffith Morgan, Jr 10 results
- Nichols, Beach 10 results
- Phillips, Philip Lee, 1857-1924 10 results
- A.H. Mueller & Co 8 results
- Bromley, Walter Scott 8 results
- Geological Survey (U.S.) 8 results
- Pennsylvania. Department of Conservation and Natural Resources 8 results
- Beers, D. G. (Daniel G.) 7 results
- Long, John Hamilton 7 results
- Smith, Elvino V., 1870-1932 7 results
- DeLorme Mapping Company 6 results
- Hawley, Joseph R. (Joseph Roswell), 1826-1905 6 results
- Kiser, Ellis 6 results
- Mueller, A. H. 6 results
- Pennsylvania 6 results
- Tanner, Henry Schenck, 1786-1858 6 results
- Barnes, R. L. 5 results
- G.W. Bacon and Co. (Publishers) 5 results
- Gardner, David E. 5 results
- Lindenkohl, A. 5 results
- Melish, John, 1771-1822 5 results
- Mitchell, S. Augustus (Samuel Augustus), 1792-1868 5 results
- Morse, Jedidiah, 1761-1826 5 results
- Pennsylvania. Bureau of Topographic and Geologic Survey 5 results
- Philadelphia Transportation Company 5 results
- Phlash (Firm : Philadelphia, Pa.) 5 results
- Scott, James D. 5 results
- U.S. Coast and Geodetic Survey 5 results
- American Automobile Association 4 results
- American Geographical Society of New York 4 results
- Charles D. Hevenor Company 4 results
- Cumming, William Patterson, 1900- 4 results
- E.P. Noll & Co 4 results
- Everts & Stewart 4 results
- Franklin Survey Company 4 results
- Geological Survey of Pennsylvania 4 results
- George Philip & Son (Publishers) 4 results
- Hermon Dunlap Smith Center for the History of Cartography 4 results
- Historical Society of Pennsylvania 4 results more…