Sudoc Stem: C 4.51/5 - Blacklight Search Results

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1. Aeronautical charts. Radio direction finder. Radio direction finding aeronautical chart, lat. 25†-39°, long. 76°-90°;DF. Scale 25 m.=0.8in., scale 1:2,000,000.

Corporate/Agency Authors:: Coast and Geodetic Survey and Commerce Department
Publisher:: Coast and Geodetic Survey
Date:: [Apr. 1947]
SuDoc number:: C 4.51/5:26 DF/947