MAY CONTAIN NUTS
SHORPY
HOME
 
JUMP TO PAGE   100  >  200  >  300  >  400  >  500  >  600
VINTAGRAPH • WPA • WWII • VINTAGE MIAMI: c. 1960s

Propellers 101

Propellers 101

September 1942. Students at Washington High School in Los Angeles training for specific contributions to the war effort. Instructor Ralph Angar explains propeller characteristics to students in the aeronautics class. View full size. 4x5 Kodachrome transparency by Alfred Palmer, Office of War Information.

 

On Shorpy:
Today’s Top 5

Syndicate content  Shorpy.com is a vintage photography site featuring thousands of high-definition images from the 1850s to 1950s. The site is named after Shorpy Higginbotham, a teenage coal miner who lived 100 years ago. Contact us | Privacy policy | Site © 2019 Shorpy Inc.