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Archive case record

Concord, California, August 1958

Date of account
1958-08
Location
Concord, 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 口 Was Bolloon S August 1958 Concord,California 口 Probably Balloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Ground.Visual D Ground-Rodar 口 Was Aircraft Local 口 Probobly Aircroft US/1730Z D Ai~Visual D Air-lntercept Radar Possibly Aircraft GMT. S.PHOTOS 6.SOURCE 口 Was Astronomical aYes 口 Probably Astronomical ONO Civilian 口 Possibly Astronomical 7.LENGTH OF.OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor. Insufficient Doto for Evaluation 口 Unknown not rptd four not rptd 10.BRIEF SUMMARY OF SIGHTING 11.COMMENTS Civilian & three or four others Insufficient Data. sighted three or four flying saucers over Concord California.Rpt called tp lamilton Flight Bervice Center by Travis Tcc upon receipt of phone call Cirvis rpt made at 09/2330z (24 hrs later),AF messge sent to addressees at 10/0010z (anotber 24 hrs)& dclivc

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