Guide to USGS geologic and hydrologic maps
Subtitle: 1984 supplement
Publisher: Documents Index
Published: 1984
Place of publication: McLean, Va
Language: eng
Number of pages: 240
Subjects: Geology; Bibliography; Maps; Hydrology
Other titles: USGS geologic and hydrologic maps.
Notes: Covers the U.S. Geological Survey thematic maps published during 1982 and 1983 ; three indexes cover all entries in both the basic 1983 volume and this supplement.--Foreward.

Includes indexes.