- Mitchell, S. Augustus (Samuel Augustus), 1792-18681
- National Highways Association, issuing body1
- Northern Pacific Railroad Company. Land Department, cartographer1
- Oakes, Edward L.1
- Ojakangas, Richard W.1
- Percival, J. A.1
- Petermann, A. (August), 1822-1878, cartographer1
- Pope, John, 1822-18921
- Power, J. B. (James Buel), 1833-1912, cartographer1
- R.W. Johnson & Son (Firm : Saint Paul, Minn.), publisher1
- Rand McNally and Company, publisher, engraver1
- Red Wing Advertising Company, cartographer1
- Relf, Richard, cartographer1
- Rice & Reed, cartographer1
- Rice & Reed, creator1
- Ringborg, Axel1
- S.P. Folsom & Co., cartographer1
- Sardeson, Frederick W. (Frederick William), 1866-19581
- Smiley, W. C.1
- Staring Company, cartographer1
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