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Archive case record

PORTUGAL, May 1952

Date of account
1952-05
Location
PORTUGAL
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 10073 RECORD CARD i. DATE 2.LOCATION 12. CONCLUSIONS PontuGAL 13 Niay 52 口 Wos Bolloon 口 Probably Balloon 口 Possibly Bolloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Locel.-. 1100 DGround-Vi suol DGround-Radar 口 Wos Aircrcft 口 Probobly Aircroft 1311300 GMT.. D Air-Visual D Air-lntercept Radar Possibly Aircraft S.PHOTOS 6.SOURCE 口 Was Astronomica! CYes levspaper 口 Probably Astronomical 口 Possibly Astronomicol 7.LENGTH OF CBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor.. how 口 Insufficient Dato forEvaluation 1 Unknown 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS Alnninum color rShape -a/c.Many and It is possible that the was one of varied. the new jet a/c delivercd to Portugal umder NAro since the incident area is approx 2O MI NE of Lisbon. ATIC PORM 329 (REV 26 SEP 52)

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