PROJECT 10073 RECORD CARD — Grand Rapids, Michigan, 4 Mar 61

This document consists of a Project 10073 record card and an associated military teletype regarding an incident in Grand Rapids, Michigan, on March 4, 1961. At 2034Z, a physical object described as an aluminum alloy sheet measuring 344 inches by 18 feet was discovered on the ground. The report, originating from the 4045th Air Refueling Wing at Selfridge Air Force Base, was transmitted to Strategic Air Command (SAC) at Offutt AFB, the 2nd Air Force at Barksdale, and USAF headquarters in Washington, D.C. The incident was classified under the 'BEELINE' and 'BROKEN ARROW' reporting protocols. The Office of Special Investigations (OSI) was notified and dispatched an agent to the scene to investigate the origin of the material. The final evaluation recorded on the project card concluded that the object was an aluminum sheet of unknown source. No additional reports were received following the initial discovery.