Radio operating questions and answers.
Contributors: Nilson, Arthur Reinhold, 1807-1915.
Edition: 10th ed.
Publisher: McGraw-Hill
Published: 1950
Place of publication: New York
Language: eng
Number of pages: 588
Subjects: Radio -- Examinations, questions, etc.
Notes: First ed. has title: Radio questions and answers on Government examination for radio operator's license, by A.R. Nilson.