Pay in 4 interest-free payments of $249.38 Learn more
Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Ammunition Type: Cap & Ball
This became the famous Lanchester of WW II
BUT we do not know for which it was designed
a former federalist turned centralist and eventual dictator
1945 the 511th arrived by air
Original U.S. WWII Sperry S-1 Bombsight in Steel Transit Case - Unissued British Holsters Ammunition Type: Cap & BallOriginal Item: Only One Available. Manufactured by the International Business Machines (IBM) the Sperry S 1 bombsight was designed by Elmer Sperry, Carl Norden's former employer. It had several distinctions from the Norden, and some advantages. The Sperry gyroscopes spun at 24,000 rpm, compared to the Norden gyros which ran at approximately 8,000 rpm. This higher rate of rotation overcame the tendency to precess, so there was no leveling mechanism
