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- The Survey21
- The Survey ; For sale by Open-File Services Section, Western Distribution Branch, USGS8
- The Survey ; For sale by Map Distribution7
- The Survey ; For sale by Branch of Distribution4
- U.S. Geological Survey ; For sale by Map Distribution4
- The Survey ; For sale by the Open-File Services Section, Western Distribution Branch, USGS3
- The Survey ; for sale by Open-File Services Section, Western Distribution Branch, USGS2
- Geological Survey1
- North Dakata Geological Survey1
- The Survey ; For sale by Open-File Services Section, Western Distribution br[anch, USGS1
- The Survey ; For sale by U.S.G.S. Information Services1
