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Case FileNARA NAID 28989536 · T1206 Roll 40

Project Blue Book Case File

Denver, ColoradoOctober 1960

Insufficient Data

Summary

Project Blue Book, the U.S. Air Force's 22-year UFO investigation program, opened a case file on a sighting reported from Denver, Colorado in October 1960. The full case file (4 scanned pages of witness statements, Air Force memoranda, and investigator notes) is reproduced below as held by the National Archives. The Air Force assigned this case to its broader investigation of unidentified aerial phenomena alongside ~12,600 other reports filed between 1947 and 1969. Citation: NARA Record Group 341, Microfilm Publication T1206, Roll 40.

Reported location

Denver, Colorado

Date of incident

October 1960

State / country

CO / US

Page count

4 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 40

Original case file scans

Original case file · scanned by NARAPage 1 of 4
Transcribed text
| antiilingge PROJECT 10073 RECCRD CARD
: [1. bate 2. LOCATION | 12. conNcLUSIONS |
Le 60 _ Col lo Wos Bolloan |
- ) i "JY 3 ad Yi 3 ry" ’ 'N ©
4 9 S11 y ) JL 10 4 Probebiy Ball son
a ——s ty ——— a — EE  —— ————E a a eee SE Ee ee iro = SAGE PDI—— dossibly Bolloor
3. DATE-TIMZ GROUP | 4. TYPZ OF OBSERVATION 0 Possibly Bolioon
Tr Ki Ground: Visovel O Ground-Roder 0 Vas Aiveratt
: po C' Probably Airerofr
C TE-1, : : 3 Luatblv: Alsi
) GMAT rth? 1 ile leon) A RRNA SBIR BRT 0 Ais~VYisuvol 0 Ale-Intercapt Radar 0D Possibly Aircrale
5. PHOTOS | 8. SOURCE 10 Was Astronomicol
b CG Yes 0 Probably Astronomical
| TJ No Civilian D Possibly Astronomieal
| 7. LENGTH OF CASERVATION | 8. MUMBER OF CBJECTS | 9. COURSE IE OW ea
1 OO Insufficient Dota for Evaluation
E readme ! one NE 0 Unknown
CER ERIE SER en REGGE: ICSE uN SE SO
| BRIEF SUMMARY OF SIGHTING 111. COMMENTS |
Round lignt, deep pink, e OI quarter Probably e 21] }
E! | lirbed at zoout 45° angle tc I'E, seemed to
ho pended with jerky movements pro 1 1%
d orf md ted el oa LCi JerxKy ImoOy 2NeS. gradually
minished in s i A - 38
| a A PE re SEE eat as Son Re Be Et An Sr I BMI SCI Sh thot SSS ELAN S VF SHASRAIBO MEAS
1 ATIC FORM 329 (22V 75 SEP 52)
/
/
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Source: National Archives Catalog · NAID 28989536

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