Charts. Radio charts. Graphic chart, semiconvergence of meridians; [radio charts] R1 and R2.
Publication Title:
Radio charts. Graphic chart, semiconvergence of meridians; [radio charts] R1 and R2.
Display Title:
Charts. Radio charts. Graphic chart, semiconvergence of meridians; [radio charts] R1 and R2.
Corporate Agency Authors:
Coast and Geodetic Survey and Commerce Department
Sort Author:
Coast and Geodetic Survey
Date:
Aug. 1921
Publish Date ISO Format:
1921-08-01T00:00:00Z
Publication Start:
19210801
Publication End:
19210831
Corporate/Agency Author:
Coast and Geodetic Survey
Publication month:
5
Publication year:
1921
Publication place:
Washington
Printer:
Coast and Geodetic Survey
Description:
2 sheets, each 32.1X22.5 in.
Notes:
† Distribution Made by Issuing Office. Each sheet, 20c.
Notes:
NOTE.—To accompany Special publication 75, Radio-compass bearings, by Oscar S. Adams. For instructions for use of radio charts R1 and R2 see back of chart R3 catalogued above.
Availability:
† Distribution Made by Issuing Office. Each sheet, 20c.