DECLASSIFIEDUSAF PROJECT BLUE BOOK · NARA T-1206
UNITED STATES AIR FORCE

PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE9615219
DATE OF SIGHTINGJuly 1950
REPORTED LOCATIONHill AFB Utah
FRAMES2

Machine transcription · mean legibility 61.5/100 · engines: tesseract-200dpi

Transcribed Frames

FRAME 001 / 002POOR LEGIBILITY — PENDING RE-EXAMINATION
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PROJECT 10073 RECORD CARD

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DATE ‘2. LOCATION 5, CONCLUSIONS

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§ Jul 1959 Mall von Utah

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DATE-TIME GROUF

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BRIEF SUNMARY OF SIGHTING . oid “ls it. CLawENTS

59! long, ¢4> eulor in shape. Mo sounc or —§ foe cet. fC;
Cxnoust trail, No radar contact. Silver «Av

in color.

ATIC FORM 329 (REV 26 srr $>

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FRAME 002 / 002tesseract-200dpi
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DE. ARTMENT OF THE Ali. FORCE oy, OF
STAFF MESSAGE DIVISION i ee

PARAPERAS:E NOT REQUIRED

FROM: DIST COIMDR, 16 OSI DIST, Hill AFB, Ogden, Utah
TO : OS USAF, Washington D.0., attn: Dir of Speco Investigation |
NR : 16D OSI-7el1 6 July 1950

A7

Subj is Unidentified Aerial Object.

At° 1840 hours MST/5 July 50, /5 Staff Sergeants on duty at
the Hill AFB Radar StatLOm-opserved an unidentified aerial object
ng at an estimated 25,000 feet altitude on a course of approx
degrees and passing almost directly over Hill AlB. Object
reportedly under observation for approx 3 minutes, and described
as about SO fcet in length, circular in shape with diameter=
thiclmess ratio of about 4 to le Estimated ground speed of between
5 and 700 miles per houre No sound or exhaust trail observed.
Described as silver in colore Radio ssi. was switchod on shortly
after object was sighted, however object disappeared before radar
set warmed up suf fieLently for tra e Advise extent of ine

vestication this sighting and whether reports covering any future
sightings are desirede

DOWNGRADED AT 3 YEAR INTERVALS:
DECLASSIFIED AFTER 12 YEARS

DOD DIR 5200.10

ACTION: CSI »
INFO : CIG, OIN, OOP, OPO, SLO
OAF It: 6141 (7 Jul 50) ROW /mwa

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NCLASSIFIED r iaiiee
THE MAKING OF AN EXACT COPY OF THIS MESSAGE IS FORBIDDEN

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