Project 10073 Record Card — Sighting of 8 April 1964

This document consists of a Project 10073 record card and associated incoming Air Force staff messages regarding an aerial sighting on 8 April 1964. The primary report describes a bright, white, flashing, streaking object observed moving from East to West over the Denver and Grand Junction areas of Colorado, as well as reports from New Mexico and Wyoming. The sighting lasted for a few seconds. Multiple reports were filed with the Denver Control Center. A telephone message received from Major Gaudsmith of AFCP indicates that the object was observed at 0420Z on 9 April by General Weiss, and that the New Mexico State Police reported the object was affecting radio communications. The object was reported at an altitude of 22,000 feet. Military aircraft, including a B-47, were in the vicinity at the time of the sighting. The official conclusion recorded on the Project 10073 card is that the event was a meteor observation, noting a possible correlation with other reports from New Mexico, Texas, and Arizona. The documentation includes technical details regarding weather conditions and observer information, specifically identifying Dominic De Giallonardo of the Denver Air Route Traffic Control Center as a witness.