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Author
- Geological Survey (U.S.)198
- Tanzania. Idara ya Upimaji na Ramani18
- United States. Defense Mapping Agency. Hydrographic/Topographic Center18
- Taylor, Frederick C.13
- Arrowsmith, John, 1790-187311
- United States. Central Intelligence Agency11
- Instituto Geográfico Militar (Guatemala)9
- United States. Defense Mapping Agency. Hydrographic Center8
- Bateman, Andrew F.7
- Canadian Hydrographic Service4
- McGrew, Laura W. (Laura Wenger), 1921-4
- Moore, Frank B. (Frank Baker), 1912-4
- Force, Eric R.3
- Hansen, Wallace R., 1920-3
- Kepferle, Roy Clark, 1926-3
- Luft, Stanley Jeremie, 1927-3
- McIntosh, Willard L.3
- Moore, Samuel L.3
- Peper, John D.3
- Peterson, Warren Lee, 1925-3
