Project 10073 Record Card — San Pedro, California, 18 April 1957

This document is a Project 10073 record card detailing an unidentified aerial phenomenon sighting that occurred on April 18, 1957, at 2110Z in San Pedro, California. The report describes the observation of two round, white objects, each estimated to be 49 feet in diameter. The objects were observed for a duration of 20 seconds, traveling in a westerly direction. The witness estimated the speed of the objects to be 1500 MPH. The report notes that the objects were seen in a trail formation before they traveled straight and eventually faded from view. The observation was classified as a ground-visual sighting, with no radar contact or photographic evidence recorded. The weather conditions at the time of the incident were reported as clear. The official conclusion provided by the preparing officer suggests that the objects were likely conventional military aircraft, specifically identifying them as either an F-102 or a Navy Demon. The document includes administrative notations, including references to Fort MacArthur and 1st Lt. Harold Schmidt, who is listed as the Senior Director. The record card is an official ATIC (Air Technical Intelligence Center) form, designated as ATIC Form 329, and serves as a formal record of the investigation into the event.