- Minnesota Tax Commission (1907-1939)1
- Minnesota Transfer Board of Trade1
- Minnesota. Division of Game and Fish1
- Mooney, Harold Morton1
- Moore, Michael1
- Morawski, P. S. http://id.loc.gov/authorities/names/n2008034777 http://viaf.org/viaf/19402001
- Morey, Daryl D.1
- Morrow, A. T.1
- Mossler, J.H.1
- Mudrey, M.G., Jr.1
- Mudrey, Mike G., Jr.1
- Munsch, Andrew1
- Mutual Automobile Association of Minnesota1
- National Highways Association1
- Natural Resources Research Institute1
- Neal, Walter J.1
- Nelson, Carl A. (Cashier of the State Bank of Warren)1
- Nichols, George C.1
- Nicholson, W. L. (Topographer)1
- Nicollet, J. N. (Joseph Nicolas), 1786-18431