- U.S. Geological Survey (Washington, D.C) (9)
- Bureau of Public Roads (Washington, D.C) (7)
- Cartes Taride (Paris) (7)
- Rand McNally (Chicago, Ill) (7)
- The Bureau (Washington, D.C) (6)
- The Department (Saint Paul, Minnesota) (6)
- , 1915 (4)
- , 1917 (4)
- Dept. of Agriculture, Bureau of Public Roads (Washington, D.C) (4)
- National Highways Association (Washington, D.C) (4)
- Rand McNally (Chicago) (4)
- , 1918 (3)
- , 1919 (3)
- , 1920 (3)
- Dept. of the Interior (Ottawa) (3)
- Geographia (London) (3)
- J. Forest (Paris) (3)
- Natural Resources Intelligence Service (Ottawa) (3)
- O?sterreichische Waffenfabriks-Gesellschaft (Wein) (3)
- , 1921 (2)