Creator
- Crandall, Geo. K.1
- Curtice, David L.1
- D'Ailly, H. A. H.1
- Department of Conservation1
- Diamond Litho-Pubg. Co1
- French, G. H. (Surveyor)1
- G.W. Bacon & Co.1
- Geo. A. Ogle & Company1
- Geo. H. Walker & Co.2
- Geographia Ltd.1
- Geological Survey (U.S.)2
- George Wahr Publishing Company.1
- Gies & Co.1
- Hammersmith Engraving Company (Milwaukee, Wisc.)1
- Harmon, E. L. (Surveyor)1
- Hemperly, Marion R1
- Hoempler, Carlos E. C1
- Huebinger Surveying and Map Publishing Co.2
- Imprimerie Grou-Radenez1
- Iowa. Board of Railroad Commissioners.1