Mechanical practice
Subtitle: Navpers 14,004
Contributors: United States. Bureau of Naval Personnel
Publisher: U.S. Govt. Print. Off.
Published: 1943
Place of publication: Washington
Language: eng
Number of pages: 82
Subjects: Metal-work; Radio; Repairing
Notes: At head of title: Radio matériel school, Naval research laboratory, Bellevue, D. C.

"First printing, August 1940 ... Second revision, August 1943."