The magnetic field in the United States, 1990. Total intensity chart /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Peddie, Norman W.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey ; 1992.
Series:Geophysical investigations (Geological Survey (U.S.)) ; GP-1002-F.
Subjects:
Description
Item Description:"Supersedes Peddie and Zunde, 1988."
Alaska and Hawaii on verso. Scale 1:3,500,000.
Cartographic material.
Physical Description:1 map : both sides, color ; 61 x 99 cm.