Guide to U.S. government maps.

Bibliographic Details
New Title:Guide to USGS geologic and hydrologic maps
Format: Serial
Language:English
Published: McLean, Va. : Documents Index, 1975-1979?
Subjects:
Description
Published:1975-1979?
Item Description:Contains the guide to U.S. government maps: Location index which is reprinted from the National atlas of the United States of America, published by the U.S. Geological Survey in 1970.
Physical Description:volumes ; 29 cm.