WWII - 1944, USA Weapon Testing: Tank, Modified Yagow Device Tested

WWII - 1944, USA Weapon Testing: Tank, Modified Flotation Devices Tested Title: Ritchie Project - Modified Yagow Device For Medium Tank M4 Prepared by the Automotive Div.of the Ordnance Research & Development Center, tested at Fort Pierce, Florida. 12:33:34 Tank w/ canvas surrounding thru heavy surface to show ability to maneuver underwater obstacles. Out onto beach. 12:35:06 Title: Jettisoning is accomplished by blowing a clevis pin... 12:35:18 Out of water, dropping section from front, backing & dropping rear section. Tank maneuvers & leaves. Wedge shaped steel bumper shown allowing tank to pass thru steel anti-landing poles on beach. Other blockades crossed. 12:38:32 Title: Japanese scaffolding of longs 6-8 inches is insurmountable w/o explosives. 12:38:41 Tank trying to cross but can’t. 12:40:16 Title: Tests...if could come thru crater formed by detonation near shore... Big explosion; tank hangs up on edge of crater. Tank jettisons front & rear portion in water. WW2 weapon development; Military Inventions; NOTE: Portion or entire card may be purchased at per reel rate.