Charts. United States. Lines of equal magnetic horizontal intensity and of equal annual change in United States for 1925; [magnetic chart of United States] 3. Scale 100 m.=0.9 in.
Publication Title:
United States. Lines of equal magnetic horizontal intensity and of equal annual change in United States for 1925; [magnetic chart of United States] 3. Scale 100 m.=0.9 in.
Display Title:
Charts. United States. Lines of equal magnetic horizontal intensity and of equal annual change in United States for 1925; [magnetic chart of United States] 3. Scale 100 m.=0.9 in.
Corporate Agency Authors:
Coast and Geodetic Survey and Commerce Department
Sort Author:
Coast and Geodetic Survey
Date:
1929
Publish Date ISO Format:
1929-01-01T00:00:00Z
Publication Start:
19290101
Publication End:
19291231
Corporate/Agency Author:
Coast and Geodetic Survey
Publication month:
13
Publication year:
1929
Publication place:
Washington
Printer:
Coast and Geodetic Survey
SuDoc number:
C 4.9/2:Un 3/3/sheet 3
Description:
21.2×27.3 in.
Notes:
[For use in connection with Serial 453, which is still in press.]
Notes:
[For use in connection with Serial 453, which is still in press.] * For Sale by Superintendent of Documents. 15c.