25 Miles West Of Denver, Colo Bergen Park, Colorad, December 1955
- Date of account
- 1955-12
- Location
- 25 Miles West Of Denver, Colo Bergen Park, Colorad
- 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 onlyUFOB INDEX CARD AISS-UFOB-l21-55 DATE 2.LOCATION 12.CONCLUSIONS 25 miles vest of Demver, Colo 口 Wos Balloon 31 December 1955 Bergen Park,Colorado 口 Probably Balloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Ground-Radar 口 Was Aircraft Local Y Ground.Visua! 口 Probably Aircraft GMT-31/1805z Lec 55 AirVisual Air-Intercept Radar Possibly Aircraft 5.PHOTOS 6.SOURCE 口 Was Astronomicol Yes 口 Probably Astronomical Civilian 口 Possibly Astronomical No 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Other. Overhead, then 口 Insufficient Data for Evaluation 口 Unknown Bstimated two (2) mimutes One (1) towards north 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS One (l) round ooject,the sixe of a matchhead The two SouRCES were talophonicaly inter- held at arms length, estimated to Xi be the viewed by this hq. Both were of dubious sise of a largo type bomber aircraft. It reliability i
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