PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE6964684

DATE OF SIGHTINGJuly 1957

REPORTED LOCATION2Mi Wof Piedmont SDakota

FRAMES4

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Transcribed Frames

FRAME 001 / 004paddle-gpu-200dpi

PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
o Was Balloan
29 Jule 1957 2 Mi W of Piedmont, 5 DaRota 0 Probably Balloon
3. DATE-TIME GROUP 4. TYPE OF OSSERVATION 0 Possibly Balioon
Local Ground-Visual Ground-Rodar Was Aircraft
000 Probably Aircraft
GMT OS Ai-Visual Air-Intercept Radar Possibly Aireraft
5. PHOTOS 6. SOURCE a Was Astronomical
Yes Probably Astronomical
C.No Military Possibly Astronomical
7. LENGTH OF OBSERVATION OBJECTS 9. COURSE Other.
Cinsufficient Data for Evaluatior
0 Unknown
5 minutes one
10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS
Flash, then long narrow straam of Possible meteor sighting with
smoke, Dia of B-36 vapor trail cover- duration including persistance
ing 20 dgr of arc, Bright blue flash of trail. However cannot conclude
smoke trail white shading to green Case considered as insufficient
then to pink. Contracted to Sphericall data.
shape. shape.
ATIC FORM 26 SEP 52) 6 SEP 52)
.

FRAME 002 / 004paddle-gpu-200dpi

THET TO PINK. -
(D) ONE. -
(E) NOT APPLICABLE.
(T)ONE
ca
(I) CO.TRACTED INTO SPERICAL SHAPE. (I)CONTE ACTED INTO SPERICAL SHAPE.
(A) BRIGHT BLUE FLASH.
E) 89 DEG,9 D) 89 DEG, 9 - DEG EXTENDING 170 DEG.
HORIZOH. HORIZON.
KED FIVE MINUTES. KED FIVE NINUTES.
3. MANNIEN OF OBSERVATIONS:
(A) GROUND VISUAL.
(B) HONE
(C) MOT APPLICALLE.
÷ TIME AND DATE OF GHTING:
(A) JULY 1815Z
ZD)NIGHT.
5. LOCATION OF CDEERVERSE
THO LILES UEST OF PIEDIONT, S DAK ON BIGMMAY -.
5. IDZ TITYI G INFORNATION, OF ALL OBSERVERT

FRAME 003 / 004paddle-gpu-200dpi

)
.
)
(2) 7 N
(2 }
)
29/08152 2L ) )
43
Mutti
WPH55 UPE1D3 YMA879 WYA1C6 MIDOS5APA 34
PP RUEDE RJEDUP RJEPHA RJUPCU at's P4E4
DE RJUPAP 45 )
I 34×0
P 2923
CONDRDOMUO 2E RLLOHONTN t
TO HUMDEM/CONDN ADC LT ATE COLC SPRING CCLO )
B

FRAME 004 / 004paddle-gpu-200dpi

/
CLACS, CTK FIELD MAITLAGE SIDN, (
ILLEVORTH AF2 2 1 BA, RELIASLE,
7. CEATIER AS VI.DS ALOTT CONDITIONS AT TIME ANF PLACE OF SIGNTING.
(A) CLEAM, 'CTASS (ISIBLE.
-
CALly
S -
(C) ULIMITED
−
(D) 15 PLUS
(E) ZERO −
(F) NONE
B. Houz
9.NONE
1. NONE
11. ACTING 11. ACTING WING,
OBCERVERS OBSERVE CARED SINCERE IN SINCERE IN REPORT. BOTH YOUNG AND IT. BOTH YOUNG AND
RELATIVELY INEXPERIENCED. ABSENCE OF OTHER REPORTS CONCERNING REPORTS CONCERNING
INCIDET IN HEAVILY TRAVELED AREA MINIMIZES PROBABILITY AREA MINIMIZES PROBABILITY OF ACTUAL
INCIDEIT. NO ESTIMATH INCIDET. NO ESTIMATH IS NADE AS TO CAUSE OF SICNTING. CAUSE OF
121015 - 2. 1012
T T
30/9G52Z JUL RJWFAP (
(
(
ET