Project 10073 Record Card — San Francisco, California, 9 April 1955

This document consists of a Project 10073 record card and associated teletype correspondence regarding a sighting on 9 April 1955 in San Francisco, California. A civilian witness reported observing a round object, described as green and blue with a slight glow, while driving across the Oakland Bay Bridge. The object was observed for approximately three seconds, moving in a straight flight path from east to west with a slow falling motion. The witness estimated the size of the object to be comparable to the planet Venus. The report notes that the observation was made at 1620Z. The official conclusion recorded on the card is that the object was 'possibly a meteor.' The teletype communication confirms the details of the sighting, noting the witness's location on the Oakland Bay Bridge while headed toward Oakland. It also includes a reference to weather conditions, specifically 'broken stratus,' and clarifies that there was no radar contact or other anomalous data associated with the event. The document serves as a standard record of a reported aerial phenomenon processed by the Air Technical Intelligence Center.