Montebello, California, December 1957
- Date of account
- 1957-12
- Location
- Montebello, California
- Source
- uap_archive
- Record updated
- 2026-10-10
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 onlyPROJECT 10073 RECORD CARD 1.DATE 2.LOCATION 12. CONCLUSIONS 口 Was Balloon 1 December 1957 Montebello, California αXProbably Balloon 口 Possibly Bolloon 3.DATE·TIME GROUP 4.TYPE OF OBSERVATION 3:00PM Ground-Visuol Ground-Rador 口 Was Aireraft Local Probably Aircroft 01/23002 Ai~Vi sual Air-Intercopt Radar 口 Possibiy Aircraft GMT. 5.PHOTOS 6.SOURCE 口 Was Astronomical P.Y.. 口 Probably Astronomical ONo Civilian 口 Po ssibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor. 口 Insufficient Dota for Evaluation 口 Unknowm not given 2-4 East 10. BRIEP SUMMARY OF SIGHTING 11.COMMENTS Source's children called his attention Case was handled badly. Public to six "uro's"moving slowly westward. Relations Office (ols) of Holly- Took motion pictures of the objects. wood decided to conduct inter- r'ogations insteadbf qualified AF Although he claimed six ohjocts in the intelligence per
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