- G. Mercator Junior; Amstelodami?1
- GNS Science1
- Geographic and Cadastral Institute1
- Geological Survey (Lexington, Ky.)1
- Geological Survey (Urbana, Ill.)1
- Geological Survey Division (Urbana Ill.)1
- Geological Survey Division (Urbana, Ill.), 1915.1
- Geological Survey Division (Urbana, Ill.), 1942.1
- Geological Survey Division (Urbana, Ill.), 1946.1
- Geological Survey Division(Urbana, Ill.)1
- Geological Survey Division, (Urbana, Ill.)1
- Geological Survey and Water Resources (Rolla, Mo.)1
- German Government1
- Indiana Department of Geology and Natural Resources1
- Indiana Dept. of Conservation (Indianapolis, Ind.)1
- Indiana Dept. of Conservation?1
- Institut Géographique National1
- Minneapolis Engineer Dept (Minneapolis, Minn.)1
- State Geological Survey Division (Urbana, Ill.)1
- State Survey (Urbana, Ill.)1