- R.L. Polk & Co.3
- Sealing, H. E.3
- Setterholm, Dale R3
- Sloan, Robert E. (Robert Evan), 1929-3
- Stone, J. E. (John Elmer), 1931-3
- Sublette, G.W.3
- United States. Mississippi River Commission3
- United States. Office of Indian Affairs3
- Winchell, Horace V. (Horace Vaughn), 1865-19233
- Andreas, A. T. (Alfred Theodore), 1839-19002
- Aronow, Saul, 1923-2
- Balaban, N.H2
- Boerboom, Terrence J2
- Cox, William T. (William Thomas), 1878-19612
- Ely Commercial Club (Ely, Minn.)2
- Ferd. Mayer & Co.2
- Gran, S.E.2
- Graves, Henry Solon, 1871-19512
- Green, Jeffery A.2
- Griffin, William L.2