Cover image for Guide to U. S. Government maps : geologic and hydrologic maps ; 1978/79 supplement updated through June 1979
Title:
Guide to U. S. Government maps : geologic and hydrologic maps ; 1978/79 supplement updated through June 1979
Author:
Andriot, Laurie.
Publication Information:
McLean, Va. : Documents Index, 1979.
Physical Description:
279 pages ; 29 cm
General Note:
"This supplement covers the U. S. Geological Survey maps published during the period from January 1978 through June 1979."

"The three indexes cover all entries in both the basic 1978 edition and this supplement."
Language:
English
Corporate Subject:
Format :
Book