File 5176 — Anaheim, California, November 6, 1957

This document, identified as File 5176, pertains to a sighting incident that occurred in Anaheim, California, on November 6, 1957. The file is associated with report number D4-UFOB-4-57 and includes seven photographs as evidence. The documentation provides specific geographic coordinates for the event, recorded as 117°55'W-33°50'N, and notes the time of the incident as 2010 hours. The visual materials included in the file consist of several photographs, some of which appear to depict light phenomena, including a photograph labeled as 'Simulated Searchlights' and others showing unidentified light sources or objects against a dark background. One photograph is explicitly marked as 'Incl. #1 To Report D4-UFOB-4-57'. The document is marked as unclassified. No narrative report or official conclusion is provided within the available pages; the file serves primarily as a collection of photographic evidence related to the reported sighting.