Author: Commerce Department / Publish Year Decade: 1940 - 1949 / Sudoc Stem: C 13.31 - Blacklight Search Results

Start Over Author Commerce Department Publish Year Decade 1940 - 1949 Sudoc Stem C 13.31

1. Radio propagation. Basic radio propagation predictions for Dec. 1946 to Mar. 1947, 3 months in advance; prepared by Central Radio Propagation Laboratory.

Corporate/Agency Authors:: National Bureau of Standards and Commerce Department
Publisher:: National Bureau of Standards
Date:: Sept.-Dec. 1946
SuDoc number:: C 13.31:25-28