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Archive case record

Montevideo, Uruguay, December 1958

Date of account
1958-12
Location
Montevideo, Uruguay
Source
uap_archive
Record updated
2026-10-10

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Record summary

Project Blue Book case file indexed from National Archives metadata; page-level review pending.

Published source text

Read the available text below. Archive transcriptions may contain OCR errors; later context is labelled separately. A recorded claim is not a finding that it happened.

Source page 1

Source text · mention only

PROJECT 10073RECORD CARD 1.DATE 2.LOCATION 12. CONCLUSIONS D Wos Balloon 7 December 1958 Montevideo,Uruguay 口 Probably Balloon 3.DATE-TIME GROUP 口 Possibiy Balloon 4.TYPE OF OBSERVATION Locol DGround.Vi sual OGround-Rador 口 Was Aircraft 口 Probobly Aircraft GMT_ 08/02157 Ai~Visual D Air-Intercept Rador 口 Possibly Aircraft 5.PHOTOS 6.SOURCE 口 Was Astronomicol Yes 口 'Probably Astronomicol Civilian 口 Possibly Astronomical 7.LENGTH OF.O3SERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor Insufficient Dato for Evaluotion 口 Unknown 6 seconds seven NE 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS Clear moonless night. Seven objects Objects covered 45 dgr arc in in formation,altitude estimate 2,000 6 seconds on dark night & obser- speed 1,500 km.Color of wood,du11 ver was able to distinguish two color. dots on lower part of obj At estimated speed of l,500 mph? Objects of dull color.Case listed as insuffic

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