Women are trained as engine mechanics in thorough Douglas training methods, Douglas Aircraft Company, Long Beach, Calif. (LOC)

Image taken on 1940-01-01 00:00:00 by The Library of Congress.

Part of the cowling for one of the motors for a B-25 bomber is assembled in the engine department of North American [Aviation, Inc.]’s Inglewood, Calif., plant (LOC)

Image taken on 1940-01-01 00:00:00 by The Library of Congress.

The careful hands of women are trained in precise aircraft engine installation duties at Douglas Aircraft Company, Long Beach, Calif. (LOC)

Image taken on 1940-01-01 00:00:00 by The Library of Congress.

Women are trained to do precise and vital engine installation detail in Douglas Aircraft Company plants, Long Beach, Calif. (LOC)

Image taken on 1940-01-01 00:00:00 by The Library of Congress.