Downloaded from https://www.everyspec.com UNCLASSIFIED AD NUMBER AD865423 NEW LIMITATION CHANGE TO Approved for public release, distribution unlimited FROM Distribution authorized to U.S. Gov't. agencies and their contractors; Administrative/Operational Use; Dec 1969. Other requests shall be referred to Army Materiel Command, Attn: AMCRD-TV, Washington, DC 20315. AUTHORITY US Army Materiel Command ltr dtd 14 Jan 1972 THIS PAGE IS UNCLASSIFIED