- Verlag August Scherl GMBH. (Berlin) (5)
- U.S. Geological Survey (Washington, D.C) (4)
- Constable & Co. (London) (3)
- Department of the Interior (Ottawa, Ont) (2)
- Macrae Smith (Philadelphia) (2)
- Rand McNally (Chicago, Ill) (2)
- (Saint Paul, Minn.?), 1928 (1)
- (Washington, D.C., ), 1928 (1)
- Alfred A. Knopf (New York), 1928 (1)
- Benn A. Wagner (Pequot, Minn), 1928 (1)
- Coe, Converse & Edwards Co., (Fort Atkinson, Wisconsin) (1)
- Department of Highways (St. Paul) (1)
- Dept. of Agriculture, Bureau of Public Roads (Washington, D.C) (1)
- Dept. of the Interior (Ottawa) (1)
- Dept. of the Interior, U.S. Geological Survey (Washington, D.C) (1)
- Famous Music Corporation (New York), 1928 (1)
- G.M. Hopkins Co. (Philadelphia) (1)
- Grosset & Dunlap (New York), 1928 (1)
- H.M. Gousha Co (Chicago, Ill) (1)
- Haldeman-Julius (Girard), 1928 (1)
