Relatório Sobre OANI (Report on UAP) — Incident #219, Lins, SP, 1968

This document is an official SIOANI (System for the Investigation of Unidentified Aerial Objects) report, numbered 219, regarding a sighting in Lins, São Paulo, Brazil. The report was filled out on December 27, 1968, concerning an event that occurred two months prior, on October 29, 1968, at 20:30. The witness, Moacir Ferreira, a 33-year-old TV and radio technician, reported observing a stationary, translucent, circular object for over an hour. He estimated the size of the object to be equivalent to two footballs. At the time of the observation, the weather was described as totally cloudy, humid, and windy. The witness was outdoors at the time, and he reported no sound, no electromagnetic interference, and no physical traces. The report includes detailed biographical data on the witness, noting his good economic standing and normal psychological state. The document concludes with a section for historical research and final assessment, which remains blank in this record. The report is authorized for study and research by the Headquarters of the 4th Air Zone.