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Case FileNARA NAID 28962177 · T1206 Roll 23

Project Blue Book Case File

Yuma, ArizonaMay 1955

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 Yuma, Arizona in May 1955. 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 23.

Reported location

Yuma, Arizona

Date of incident

May 1955

State / country

AZ / US

Page count

4 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 23

Original case file scans

Original case file · scanned by NARAPage 1 of 4
Transcribed text
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0 PND TTR PAREN
" y Os vorrei FALE ARERR ary
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. \ \ :
BROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
“ 0 Was hy By
20 May 1955 yuma, AX izona 0 Probably Balloon
mM AL JRL... Sd Bo SIE ey ORR em LL Hf 5 ARLE TT kd REITER A :
3. DATE-TIME GROUP TYPE OF OBSERVATION 0 Possibly Balloon
Local __ig02 MST —— : +X Ground- Visual 0 Ground- Radar u Hos Acer ft
51,/0202Z 0 Probe) Kero
GMT rt Ads 0 Air Vi sual 0 Air-Intercep! Radar ossibly Arero ¢
basins Tee aE LT Si AEE - Fd
5 PHOTOS 6. SOURCE 0 Was Astronomical Meteo
0 Yes 0 Probably Astronomical
wo A Civ jlian OX Possibly Astronomicol
7. LENGTH OF OBSERVATION 3. NUMBER OF opiects | % COURSE 0, I eg meyer I
a] Insufficient Data for Evaluation
0 Unknown
LL two seconds one downward
10. BRIEF SUMMARY OF SIGHTING ) 11. COMMENTS
Sphere, purple with leading edge of possible meteor.
orange color. Trailed smoke like
skywriters use. pownward course to
ground.
ATIC FORM 329 (REV 26 SEP 52)
:
ki TE ——
Ra a a WRI ss
/ 4

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Source: National Archives Catalog · NAID 28962177

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