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- Instituto Geográfico Nacional (Honduras)5
- United States. Central Intelligence Agency2
- United States. Defense Mapping Agency. Hydrographic/Topographic Center2
- American Geographical Society of New York1
- General Drafting Company1
- Graficentro Editores1
- Honduras. Dirección General de Cartografía.1
- National Geographic Society (U.S.). Cartographic Division1
- United States. Naval Oceanographic Office1
- United States. Office of Strategic Services. Research and Analysis Branch1
