Author: Federal Communications Commission / Publish Year Decade: 1970 - 1979 / Sudoc Stem: CC 1.8 - Blacklight Search Results

Start Over Author Federal Communications Commission Publish Year Decade 1970 - 1979 Sudoc Stem CC 1.8

1. FCC figure M3, estimated effective ground conductivity in United States [eastern half; colored map].

Corporate/Agency Authors:: Federal Communications Commission
Publisher:: Federal Communications Commission
Date:: 1974
SuDoc number:: CC 1.8:C 75 e/972

2. FCC figure M3, estimated effective ground conductivity in United States [western half; colored map].

Corporate/Agency Authors:: Federal Communications Commission
Publisher:: Federal Communications Commission
Date:: 1974
SuDoc number:: CC 1.8:C 75 w/972