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Case FileNARA NAID 28961161 · T1206 Roll 22

Project Blue Book Case File

Platte City, MissouriFebruary 1955

Unidentified

Summary

Project Blue Book, the U.S. Air Force's 22-year UFO investigation program, opened a case file on a sighting reported from Platte City, Missouri in February 1955. The full case file (5 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 22.

Reported location

Platte City, Missouri

Date of incident

February 1955

State / country

MO / US

Page count

5 scanned pages

USAF evaluation

unidentified

Microfilm

T1206, Roll 22

Original case file scans

Original case file · scanned by NARAPage 1 of 5
Transcribed text
i
i
: ( PROJECT 10073 RECORD CARD
1. DATE : 2. LOCATION : i CONCLUSIONS
| hi : ; 3 XE Vos Balloon
| 7 February 1950 ~~ | Platte City, Missouri _ |O Probably Balloon
i 3. DATE-TIME GROUP 4. TYPE OF OBSERYATION 0 Possibly Balloon
s fio I 0 W Aircraft
; Ey pe a Ce 8 RC Be H¥Ground- Visual 0 Ground-Radar a Probably (EA |
1 cu108/0010Z-00507 0 Air-Visual 0 Air-Intercept Radar 0 Possibly Aircraft
5. PHOTOS é. SOURCE 0 Was Astronomical
§ DO Yes O Probably Astronomical
; XH No | Civilian 0 Possibly Astronomical
"7. LENGTH OF OBSERVATION |B. NUMBER OF OBJECTS | 9 COURSE  |O, Other. _ Ha
0 Insufficient Dota for Evaluation
A ; 0 Unknown
| __ 20 minutes five A HI om, a
E 10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS
3 Object round and compared to size of Multiple objects rising descrip-
auto headlight at slightly less than tion indicative of cluster bal-
] one-mile distant, Object was white, loon observation,
tinged w/yellow. Sound more recipro-
cating than jet. Described as low on
; horizon, but estimated 4-5 feet in
altitude, Faded from slght in a climb
First sighted in string formation
changed positions several times, then
: 200 a "vV* formation, |
A ATIC FORM 329 (REV 26 SEP 52)
| ‘
| .
-
9
|
/ 5

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Source: National Archives Catalog · NAID 28961161

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