This collection consists of reel-to-reel audiotape footage of U.S. forces at Phan Rang Air Force Base or Da Nang Air Base, South Vietnam, being overrun by Viet Cong attackers. The tape was recorded by Leonard D. Sawyer, Sr., while he was an Avionic Inertial & Radar Nav. Sys. Tech. on a USAF plane during the Vietnam War. Also included is a two-page summary of Mr. Sawyer's service record with the USAF (April 16, 1968 – July 31, 1972).