Project 10073 Record Card — St. Louis, Missouri, 27 October 1957

This document consists of a Project 10073 record card and an associated teletype message regarding an unidentified aerial object sighting in St. Louis, Missouri, on 27 October 1957. The witness, an instructor in the Physics Department at Washington University and an assistant to Dr. Condon, reported observing a single, star-like yellow object. The witness described the object as appearing to be the size of a silver dollar held at arm's length. The object was observed for a duration of one minute, moving in a path described as NE to NE. The report notes that the sky conditions were clear at the time of the observation. The official conclusion reached by the evaluating agency, the Air Technical Intelligence Center (ATIC), was that the sighting was likely caused by an aircraft, citing the description, duration, and flight path as the basis for this determination. The teletype, sent by the 2nd Air Division at Richards-Gebaur AFB, Missouri, to the CONAD headquarters, confirms the report was filed in accordance with CONAD 55-1 and CONAD 12-399 regulations. The document is signed by 1st Lt. James S. Prowell of the USAF.