- Knight, Alfred L.1
- Københavns turistforening, cartographer1
- Larrabee, David M. (David Marcel), 1909-1
- Luft, Stanley Jeremie, 1927-1
- Manitoba. Department of Mines, Resources and Environmental Management. Surveys, Mapping and Lands Branch1
- McIntyre, David H.1
- McRitchie, W. D.1
- Mexico. Dirección General de Planeación y Programa1
- Miller, Donald J.1
- Missouri. Division of Geological Survey and Water Resources1
- Mixon, Robert B.1
- Moench, Robert Hadley, 1926-1
- Monroe, Watson Hiner, 1907-19921
- Moore, James Gregory, 1930-1
- Newcomb, Reuben Clair, 1909-19981
- Nolan, Thomas B. (Thomas Brennan), 1901-19921
- Norsk polarinstitutt1
- Oglesby, Woodson R.1
- Olive, Wilds W. (Wilds Williamson), 1921-1
- Ordnance Survey of Northern Ireland1
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