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Case FileNARA NAID 28968200 · T1206 Roll 26

Project Blue Book Case File

Englewood, ColoradoNovember 1956

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 Englewood, Colorado in November 1956. 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 26.

Reported location

Englewood, Colorado

Date of incident

November 1956

State / country

CO / US

Page count

4 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 26

Original case file scans

Original case file · scanned by NARAPage 1 of 4
Transcribed text
Ai
rh |
(hee PROJECT 10073 RECORD CARD ROR |
1. DATE 2. LOCATION 12. CONCLUSIONS |
0 Was Boll
6 November 1956 Englewood, Colorado | 0 Probably Ballosn |
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION ROVE — |
ECSU — XX Ground- Vi sual O Ground-Radar a Shaty Rw oft |
omM7_06/0800Z 0 Air Visual O Air-Intercept Radar |O Possibly Aircraft
HO . O Was Astronomical
O Yes O Probably Astronomical
3 O Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS | 9. COURSE TI —
BX Insufficient Date for Evaluation
0 Unknown
) min 0) & NE ND K OWI n i
10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS |
One object bright light, size of street WX balloon had been released
light. Color white. Object moved up from Stapleton airport about time
and down, Just blinked out, of sighting. 60 knot wind would
move object in 30 minutes, Pro-
bably Astro sighting of Star/Planget.
However, positional data omiteéed |
| in report, Insufficient data for r
: | evaluation,
ATIC FORM 329 (REV 26 SEP $2)
4 ’ /
. 3 8 :
a SE
/ 4

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Source: National Archives Catalog · NAID 28968200

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