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Author
- Geological Survey (U.S.)5
- Volckmann, Richard P.3
- Castle, Robert O.2
- Koteff, Carl2
- Nelson, Arthur E. (Arthur Edward), 1922-2
- Connecticut. State Highway Dept1
- Eddy, R. H. (Robert Henry), 1812-18871
- Geological Survey of Canada1
- Jahns, Richard H. (Richard Henry), 1915-19831
- Langer, William H.1
- O'Leary, Dennis W.1
- Oldale, Robert N.1
- Simpson, Howard E.1
- Walling, Henry Francis, 1825-1888, cartographer1
