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Archive case record

Alemeda, California, May 1955

Date of account
1955-05
Location
Alemeda, California
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 1.DATE 2.LOCATION 12.CONCLUSIONS 19May 1955 Alemeda,California 口 WasBolloon 3.DATE-TIME GROUP 4.TYPEOF OBSERVATION 口 Probably Bolloon RxPossibly Balloon Local 20/0315Z KGround-Visual Ground-Radar 口 Was Aircraft GMT. DAir-Visuol 口 ProboblyAircraft 5. PHOTOS Air-Intercept Radar 口 PossiblyAircraft 6.SOURCE DYes 口 Was Astronomical ONKOX Civilian 口 ProbablyAstronomical 7.LENGTH OF OBSERYATION 口 Possibly Astronomical 8.NUMBER OF OBJECTS 9.COURSE Other thirty minutes stationary 口 InsufficientData forEvaluation one to_upward 口 Unknown 10.BRIEF SUMMARY OF SIGHTING One round, silver object sze of a 11.COMMENTS pea he.ld at arms length, was obser- Sighted object has all the characteristics of a balloon. seemed to remain stationary and then to rise slowly and then faded from stantiates the above. Resolved view. as a probably balloon. ATIC FORM329(REV 26SEP 52)

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