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Archive case record

San Ramon, California, August 1956

Date of account
1956-08
Location
San Ramon, 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 Balloon 10 August 1956 San Ramon,California 口 Probably Bolloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Local Ground-Visuel DGround-Radar 口 Was Aircroft 口 Probobly Aireraf? /0415Z D AirVisuol D Air-lntercep Radar 口 Possibly Aircralt GMT 5.PHOTOS 6.SOURCE Was Astronomicol ilar 口 Probahiy Astronomical O-NO Possibiy Astronomicoi 7.LENGTH OF OSSERVATION B.NUMBEROFOBJECTS 9.COURSE 口 Other. back & forth 口 Insufficionr Oota for Evaiuction C Unknowm fivehour 10.SRIEF SUMMARY OF SIGHTING 11.COMMENTS Concurwith repozting that this WAS PrO caused OM tho lamet Mars. Evaluation: probably astro ATIC FORM329(REV 25SEPS2)

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