Noise by Rocket Mufflers, Burbank.... 1956 The Throttle Queens participating in a competition at San Fernando's drag strip, reaching 97 miles per hour, they took first place in their division

From left are Wilma Brown, Pat Marian, Pat Field, the driver, and June Minnich. October 9, 1956

Thanks Steve!

https://www.facebook.com/Throttle-Queens-Car-Club-1477991459163019/
http://coolchicksfromhistory.tumblr.com/post/41809578619/members-of-throttle-queens-put-last-touches-to