Safety rules for radio installations comprising part 5 of the
Subtitle: National electrical safety code. July 15, 1926.
Edition: fourth edition
Series: Handbook series,
Publisher: Govt. print. off.
Published: 1926
Place of publication: Washington
Language: eng
Number of pages: 24
Subjects: Radio.
Notes: At head of title: Department of commerce. Bureau of standards. George K. Burgess, director.
fourth edition