- A. H. Mueller, 530 Locust St., Philadelphia, PA4
- A. Hoen & Co (Baltimore)4
- A.T. Andreas4
- Board of County Road Commissioners4
- Board of Topographic, Mapping Surveys4
- Dept. of Agriculture, Bureau of Public Roads (Washington, D.C)4
- Dept. of the Interior, Canada (Ottawa)4
- Edward Stanford (London)4
- First National Bank (Haywarden, Ia.). Farm Loan Department4
- Geological Survey of New Jersey (Trenton, N.J)4
- George Philip & Son (London)4
- Indiana Dept. of Conservation, Geological Survey4
- J. Cary ; London4
- J.H. Colton & Co. (New York)4
- James Rennell; London4
- Kean Map Co.4
- Minneapolis Engineer Dept (Minneapolis, Minn.)4
- Minnesota Map Publishing Co. (Saint Paul, Minnesota), 19134
- National Highways Association (Washington, D.C)4
- Natural Resources Intelligence Service (Ottawa)4