What did the declassified documents reveal?

Cold open. This is document number one nine five eight dash zero three dash six nine six three six six six dash Uruguay, a report filed by the Centro de Investigación de Objetos Voladores Identificados, Servicio de Inteligencia, Fuerza Armada Uruguaya, dated March nineteen fifty‑eight. It is notable because it records a detailed eyewitness account of an unidentified flying object observed over Montevideo, and it was later released through the public archive at archive dot org. Provenance. The document was made publicly available by The Black Vault in its digital collection, under the entry titled “1958‑03‑6963666‑Uruguay.” No formal Freedom of Information Act case number is associated with this release, and the declassification authority is listed as the original Uruguayan intelligence service. The full text can be accessed at https://archive.org/download/1958-03-6963666-Uruguay/1958-03-6963666-Uruguaydjvu.txt, and the same URL serves as the canonical PDF reference. The document. The report begins with a header indicating the case number and the type of observation: “Air Visual, Air‑latercept Radar.” It continues with a brief summary of the sighting, labeled Project one zero zero seven three. The location is given as Uruguay, and the number of objects observed is recorded as nine. The narrative then provides the investigative conclusion: “The present case offers no doubts as to the details. We have the report of the witnesses and it is absolutely clear. Mr. and Mrs. Gayman, bus driver, are reliable… The Investigation Department of C I O V I states that due to the evidence they have it can be described as an unidentified flying object called ‘flying saucer.’ The report has many coincidences with others and can be considered a classic.” The core eyewitness testimony follows in Spanish. It reads: “Contamos con un relato proporcionado personalmente por los testigos que resulta totalmente claro. El señor y la señora Gayman, conductor del ómnibus, y el guardia del ómnibus, señor Los Silva, son personas de alta confianza. El Departamento de Investigación del C I O V I concluye, de la evidencia del caso, que se trata de un objeto volador no identificado del tipo ‘disco volador.’ El caso presenta coincidencias notables con muchos otros casos conocidos, algunos de ellos denominados ‘clásicos.’ Tenemos en nuestro poder dos observaciones más hechas por el señor Q

Why was this case declassified?

This material was released by the Central Intelligence Agency (CIA) through the U.S. declassification and Freedom of Information Act (FOIA) process. The originating source document is linked on this page so the citation chain is auditable.

1958 03 6963666 Uruguay

◆ BLUF — The short version

Cold open. This is document number one nine five eight dash zero three dash six nine six three six six six dash Uruguay, a report filed by the Centro de Investigación de Objetos Voladores Identificados, Servicio de Inteligencia, Fuerza Armada Uruguaya, dated March nineteen fifty‑eight.

Agency: Central Intelligence Agency (CIA)
Date: JUL 18 · 2026
Release: Declassified · U.S. public record (FOIA)
Source document: View the primary source documenthttps://archive.org/details/1958-03-6963666-Uruguay

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Source document: https://archive.org/details/1958-03-6963666-Uruguay

Questions about this case

What was 1958 03 6963666 Uruguay about?: Cold open. This is document number one nine five eight dash zero three dash six nine six three six six six dash Uruguay, a report filed by the Centro de Investigación de Objetos Voladores Identificados, Servicio de Inteligencia, Fuerza Armada Uruguaya, dated March nineteen fifty‑eight.
Why was this case declassified?: This material was released by the Central Intelligence Agency (CIA) through the U.S. declassification and Freedom of Information Act (FOIA) process. The originating source document is linked in the case notes above so the citation chain is fully auditable.

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1958 03 6963666 Uruguay

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