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- Interior--Geological Survey6
- The Survey5
- U.S. Geological Survey5
- The Survey ; For sale by Map Distribution4
- Dept. of the Interior, U.S. Geological Survey2
- Bureau of Economic Geology, University of Texas at Austin1
- Standard Blue Print Map and Engineering Company1
- The Bureau1
- The Survey ; For sale by Information Services1
- U.S. Department of the Interior, U.S. Geological Survey1
- U.S. Dept, of the Interior, U.S. Geological Survey1
- U.S. Dept. of the Interior, U.S. Geological Survey1
- U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by USGS Information Services1
- U.S. Geological Survey ; For sale by USGS Information Services1
- University of Texas at Austin, Bureau of Economic Geology1
- Woodward & Tiernan Printing Co.1
