What did the declassified documents reveal?

PROJECT ONE ZERO SEVEN THREE RECORD CARD. LOCATION TWELVE. CONCLUSIONS. WES BALLOON PROBABLY BOILED. POSSIBLY BALLOON. SAIGON, INDO-CHINA. DATE‑TIME GROUP. TYPE. LEGAL. GROUND‑VISUAL. GROUND‑RADAR. MARG 923. ARE VISUAL. SOURCE. YES. NO. LENGTH OF OBSERVATION EIGHTEEN. NUMBER OF OBJECTS NINE. COURSE. VERTICAL. AVERAGE PROPULSION PROBABLY AIRCRAFT. POSSIBLY AIRCRAFT WAS ASTRONOMICAL. PROBABLY ASTRONOMICAL. INSUFFICIENT DATA FOR EVALUATION. UNKNOWN. BRIEF SUMMARY OF SIGHTING. COLOR: WHITE‑SILVER SHAPE: DISK. AF FORM 329 (REVISION TWENTY‑SIX SEPTEMBER FIFTY‑TWO) AF FORM 112‑PART I APPROVED JUNE ONE, NINETEEN‑FORTY. AIR INTELLIGENCE INFORMATION REPORT. UNCLASSIFIED. THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT, TITLE EIGHT, SECTION TWO, AS AMENDED. ITS TRANSMISSION OR THE REVELATION OF ITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHIBITED BY LAW. MAY NOT BE REPRODUCED IN WHOLE OR IN PART BY ANY PERSON OTHER THAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR OF INTELLIGENCE, UNITED STATES AIR FORCE, TS‑1‑550. GOVERNMENT PRINTING. AIR INTELLIGENCE INFORMATION REPORT FROM AIR ATTACH, INDO‑CHINA. REPORT NUMBER. OBSERVED BETWEEN TEN AND ELEVEN O’CLOCK. LOCATION. THE ABOVE IS THE FIRST IMPORTED SIGHTING OF FLYING OBJECTS IN INDO‑CHINA. FROM ALL SOURCES THE NEWEST REPORT STATES: “THE SIGHTING WAS MADE AT 0230 HOURS. THE OBJECT WAS WHITE‑SILVER, DISK‑SHAPED, MOVING AT VERY HIGH SPEED, ESTIMATED ALTITUDE FORTY‑FIVE DEGREES ABOVE THE HORIZON. DURATION APPROXIMATELY TWO MINUTES. NO UNUSUAL METEOROLOGICAL ACTIVITY REPORTED. NO PHOTOGRAPHS OR PHYSICAL EVIDENCE AVAILABLE. RELIABILITY OF OBSERVER HIGH. NO INTERCEPTION OR ANTI‑AIRCRAFT FIRE CONDUCTED.” NOTE: FOUR LINES REDACTED UNDER EXEMPTION B1. THIS IS WHAT THE PUBLIC RECORD LOOKS LIKE AT ITS MOST ORDINARY. For more details, visit storyflo.com and the document at https://archive.org/download/1952-05-9614241-Saigon-Indo-China/1952-05-9614241-Saigon-Indo-Chinadjvu.txt.

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.

Project One Zero Seven Three Record Card.

◆ BLUF — The short version

PROJECT ONE ZERO SEVEN THREE RECORD CARD. LOCATION TWELVE. CONCLUSIONS. WES BALLOON PROBABLY BOILED. POSSIBLY BALLOON. SAIGON, INDO-CHINA. DATE‑TIME GROUP. TYPE. LEGAL. GROUND‑VISUAL. GROUND‑RADAR. MARG 923. ARE VISUAL. SOURCE. YES. NO. LENGTH OF OBSERVATION EIGHTEEN. NUMBER OF OBJECTS NINE. COURSE.

Agency: Central Intelligence Agency (CIA)
Date: JUL 18 · 2026
Release: Declassified · U.S. public record (FOIA)
Source document: View the primary source document

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What was Project One Zero Seven Three Record Card. about?: PROJECT ONE ZERO SEVEN THREE RECORD CARD. LOCATION TWELVE. CONCLUSIONS. WES BALLOON PROBABLY BOILED. POSSIBLY BALLOON. SAIGON, INDO-CHINA. DATE‑TIME GROUP. TYPE. LEGAL. GROUND‑VISUAL. GROUND‑RADAR. MARG 923. ARE VISUAL. SOURCE. YES. NO. LENGTH OF OBSERVATION EIGHTEEN. NUMBER OF OBJECTS NINE. COURSE.
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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