Emergency war training for airplane mechanics
Subtitle: engine repairmen, woodworkers, riggers, and sheet-metal workers
By: Issued by the Federal Board for Vocational Education, Washington, April, 1918
Series: Bulletin -- no. 12; Bulletin (United States. Federal Board for Vocational Education) -- no. 12.
Publisher: Govt. Print. Off.
Published: 1918
Place of publication: Washington
Language: eng
Number of pages: 58
Subjects: Mechanics (Persons); Airplanes; Maintenance and repair