Original June 1937 Service magazine, a monthly digest for radio and allied maintenance professionals. This National Trade Show issue features vintage radio servicing articles, technical diagrams, test equipment information, auto-radio coverage, and period advertising, including a striking RCA high-impedance microphone advertisement. The issue shows noticeable age, staining, edge wear, and cover wear consistent with its nearly 90-year history.
Original June 1937 Service magazine, a monthly digest for radio and allied maintenance professionals. This National Trade Show issue features vintage radio servicing articles, technical diagrams, test equipment information, auto-radio coverage, and period advertising, including a striking RCA high-impedance microphone advertisement. The issue shows noticeable age, staining, edge wear, and cover wear consistent with its nearly 90-year history.
