DECLASSIFIEDUSAF PROJECT BLUE BOOK · NARA T-1206
UNITED STATES AIR FORCE

PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE7340034
DATE OF SIGHTINGDecember 1955
REPORTED LOCATIONColorado Springs and Denver Colorado
FRAMES1

Machine transcription · mean legibility 72.0/100 · engines: tesseract-200dpi

Transcribed Frames

FRAME 001 / 001tesseract-200dpi
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a UFOB INDEX CARD arss-vroB-l2-55 5 6),

te DATE /2. LOCATION 12. CONCLUSIONS
Colozado 0 Was Balloon
11 December 1955 Colorado Springs, and Denver, |G probably Balloon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION GB Possibly Balloon
; oOo wW i
Local 13  Ground-Vi sual OG Ground-Redar a Probaly Aircraft |
GMT 11/18302 Dec 55 O Air Visual 0 Air-Intercept Radar QO Possibly Aircraft |
5. PHOTOS 6. SOURCE & Was Astronomico e7ee—
O Yes O Probably Astronomical
Kno Military and Civilian 0 Possibly Astronomical
7. LENGTH OF OBSERVATION 6. NUMBER OF OBJECTS | 9. COURSE, O Other
iO ah 0 Bay a Data for Evaluation
oO nknown é
3-5 Seconds One (1) Nw 3

10, BRIEF SUMMARY OF SIGHTING |
Three dsceervers, all same description.

One (1), object, green with an orange trail,
much brighter tyan jet exhaust,

(io CRSE J Five )

11. COMMENTS —

Definitely identified as meteor by USA
Captain (Pilot).

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AISOP Form 5 (15 Oct 54)