PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE6786927

DATE OF SIGHTINGMarch 1957

REPORTED LOCATION10Mi NEof Blaisdell N D

FRAMES2

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Transcribed Frames

FRAME 001 / 002tesseract-200dpi

PROJECT 10073 RECORD CARD

2. LOCATION

as
~

CONCLUSIONS

Was Balloon
Probably Balloon

March 1957 tio Mi NE of Blaisdell, N.D, Bona
~ — ossibly Balloon

= +

3. DATE-TIME GROUP 4. TYPE OF OBSERVATION
Leco! oe = {2 Ground- Vi sual OD Ground-Radar

Wos Aircraft
Probably Aircraft
Possibly Aircraft

GMT... nor 2ziven OD Air Visual D Air-Intercept Radar

+> vr T
aon cee _

| 6- SOURCE Was Astronomical

Probobly Astronomicol
Possibly Astronomical

OrherlLinreliahia Rni
Insufficient Data for Evaluation
Unknown

5. PHOTOS
0 Yes
a |\Civilian
7. LENGTH OF OBSERVATION | 8. NUMBER OF OBJECTS | 9. COURSE

.
an

oom oop aoo oag

not given one North
».. BRIEF SUMMARY OF SIGHTING 11. COMMENTS.

Doject approximately S feet long and Witness memtal patient. Investi-
bluish-brown in color, traveling North |gators considered source as

in level flight approximately 100 feet |jumreliakl

pff the grand.

OFIOGDIY “AI [lemxpyy

ATIC FORM 329 (REV 26 SEP 52)

FRAME 002 / 002tesseract-200dpi

a aa ie

Ai | fry. i

1? * |

DEPAR 3
ARTMENT OF THE AIR FORCE reas wr |

HEADQUARTERS UNITED STATES AIR FORCE ‘i; ACF
a ¢
WASHINGTON 25, D.C. ys

2hm1l35=15 AFCSI-6D/Capt Olsen/rvg/C131/£8896

MEMORANDUM FOR ASSISTANT CHIEF OF STAFF, INTELLIGENCE, USAF
SUBJECT: Transmittal of Information
1. Transmitted is information considered of interest to

your office. The inclosure is for your retention,

2. Remarks ~

—_——

1 Inel

ia

® as
FBI Minnearolis Chief, Sabotage Espionage Branch
Memo dtd 9 Cct 58 Counterintelligence Division
(in dupe) Directorate of Special Investigations

The Inspector General

UPON WITHDRA'JAL OF THE INCLOSURES,
THE CLASSIFICATION ON THIS CORRE-
SPONDHICE WILL BE CANCELLED.

.64C00F

Gq

FOR OFFICIAL USE ONLY

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