- Myers, Donald A., 1921-1
- National Atlas Organisation (India)1
- National Geographic Society (U.S.). Cartographic Division1
- National Geophysical and Solar-Terrestrial Data Center1
- New Zealand. Hydrographic Office1
- Newfoundland. Mineral Development Division1
- O'Leary, Dennis W.1
- ONAMS (Agency : Peru), creator, issuing body1
- Outerbridge, William F.1
- Pease, Maurice H., Jr., 1922-20121
- Ping, Russell G.1
- Price, Don, 1929-1
- Projet pilote forestier1
- Queensland. Surveyor Generals Office1
- Regina (Sask.). Development and Public Relations Dept1
- Rice, Charles L.1
- Richmond, Gerald Martin, 1914-1
- Rodríguez, Rafael W.1
- Rogers, C. L. (Cleaves L.), 1916-1
- Ross, P. P.1
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