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Author
- Geological Survey (U.S.)179
- United States. Central Intelligence Agency11
- United States. Defense Mapping Agency. Hydrographic/Topographic Center10
- Gott, Garland Bayard, 1912-8
- Geological Survey (U.S.), issuing body7
- Tanzania. Idara ya Upimaji na Ramani6
- Newfoundland. Mineral Development Division4
- Starnico, P.T.4
- Canada. Mapping and Charting Establishment3
- National Geographic Society (U.S.). Cartographic Division3
- Rowley, Peter D.3
- Cunningham, Charles G.2
- Harwood, David S.2
- Hillier, Donald E.2
- Instituto Geográfico Nacional (Spain)2
- Marr, John W. (John Winton), 1914-2
- Roehler, Henry W.2
- Schmitt, Leonard J.2
- Title Atlas Co. (Minneapolis, Minn.)2
- Trimble, Donald E.2
