Cheyenne, Wyoming, October 1955
- Date of account
- 1955-10
- Location
- Cheyenne, Wyoming
- 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 160ct55 口 Was Balloon Cheyenne, Wyoming 口 Probably Balloon 口 Possibly Baltoon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Ground-Visual Ground-Radar 口 Was Aircraft Locai 口 Probcbly Aircraft GMT16/2000 MST 17/0315Z Air-Intorcopt Radar 口 Possibly Aircraft AirVisuai 5.PHOTOS 6.SOURCE 口 Was Astronomical DYes 口 Probably Astronomical 口 Possibly Astronomical civilian 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 加 Other Locomotive 45 seconds 口 Insufficient Data for Evaluotien 1 NE to SE 口 Unknown 10.BRIEF SUMMARY OF SIGHTING 11.COMMENTS Blue lighted disc. Sound Like electric Deisel locomotive sound generated motor.Made a few loops. sighting. Other detaila attributed to overactive imagination. (SEE CASE FILE) AT1C FORM329(REV 26SEP 52)
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