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Author/Creator
- Geological Survey (U.S.)11
- Ratcliffe, Nicholas M. (Nicholas Morley), 1938-4
- Baskerville, Charles A.2
- Massachusetts. Department of Public Works2
- Armstrong, Thomas R.1
- Bailey, Scott, 1948-1
- Barton, Christopher Cramer1
- Camerlo, Rion H.1
- Carr, Michael D.1
- Day, Warren C.1
- Dennen, William H.1
- Harrison, Richard W.1
- Potter, Donald B., 1923-1
- Stanley, Rolfe S.1
- United States. Department of Energy. Nevada Operations Office1
- Vermont Geological Survey1