Magnetic declination in the United States - epoch 1975.0 /

Bibliographic Details
Main Author: Fabiano, Eugene B.
Corporate Authors: Geological Survey (U.S.), United States. National Oceanic and Atmospheric Administration
Format: Government Document Map
Language:English
Published: Reston, Va. : Dept. of the Interior, U.S. Geological Survey, 1975.
Series:Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-911.
Subjects:
Description
Item Description:"Prepared in cooperation with the National Oceanic and Atmospheric Administration."
"Base from Coast and Geodetic Survey, Environmental Science Services Administration ... 1965, revised 1970."
"Editions prior to 1975 published as Chart 3077 by the Coast and Geodetic Survey ..."
Alaska (scale 1:5,000,000) and Hawaii (scale 1:7,500,000) on verso.
Cartographic material.
Physical Description:1 map : both sides, color ; on sheet 84 x 119 cm.