A guide to obtaining information from the USGS, 1981
By: compiled  by Paul F. Clarke, Helen E. Hodgson and Gary W. North.
Contributors: Clarke, Paul F.; Hodgson, Helen E.; North, Gary W.
Edition: Rev. 1981.
Series: Geological Survey circular ;; 777
Publisher: U.S. Dept. of the Interior, Geological Survey; Branch of Distribution, U.S. Geological Survey
Published: 1981
Place of publication: Reston, Va; Alexanderia, Va
Language: eng
Number of pages: 42
Subjects: Geology -- United States -- Information services.; Hydrology -- United States -- Information services.; Mines and mineral resources -- United States -- Information services.