Montana - Canadian Border, December 1957
- Date of account
- 1957-12
- Location
- Montana - Canadian Border
- 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 10073RECORDCARD 1.DATE 2.LOCATION 12.CONCLUSIONS 口 Was Balloon 8 December 1957 Montana - Canadian Border 口 Probably Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION 口 Possibly Balloon 3:50 P.M. Local. Ground-Visual D Ground-Radar 口 Was Aircraft 口 Probably Aircraft GMT 08/2250Z XDKAirVi swol D Air-lntorcept Radar 口 Possibly Aircraft S.PHOTOS 6.SOURCE 口 Was Astronomical aY.. 口 Probably Astronomical XPNO F-89 Pi1ot 口 Possibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OP OBJECTS 9.COURSE OthoReflec Lllusion 口 Insufficient Data for Evaluation 口 Unkno wn l0 minutes eao W to South 10. BRIEP SUMMARY OF SIGHTING 11.COMMENTS Pilot at 40,000 feet going into a turn Plots on uro report show follow- from West to South, leaving heavy ing: a) sun was to his front & contrails notice a ball of light right & at almost same IeveI'when with black streak on the inside of he went into turn.b) heavy
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