Woman driving a White Super Power bus

View of a woman driving a White Super Power bus for workers at the Mare Island Navy Yard in California. Printed on front: "U.S. Navy official photograph." Printed on back: "Driving a big White Super Power bus is a job that will thrill any woman who wants to make a man-sized contribution to the present war effort. Ample power, positive braking system, easy operating devices, and other modern conveniences make it possible for a woman to handle one of these big carriers as efficiently as most men drivers. The unit is one used to convey workers at the Mare Island Navy Yard, California." Handwritten on back: "Women workers."