Indianapolis: George F. Cram, 1931.
Map within booklet. Lithograph. Map at center pages of booklet measures 8" x 11.5". Booklet measures 8" x 5.75". Back cover of booklet is missing, and front cover is detached.
Charming map shows comparative time and date lines with a log book that lists the 720 authorized radio broadcasting locations. Log book includes Call Letters; list of stations by States, Provinces and Cities; Chain Broadcasting Systems; Principal Short-Wave and Television Stations of the World, Principle Television Stations, Standard Time Divisions.
Condition: Very Good