UAP Archives

USAF record 28979239 (1958)

28979239

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PROJECT 10073 RECORD CARD

I. DATE August 1958

II. LOCATION Walmstrom AFB, Montana

III. DATE-TIME GROUP Local GMT 05/0515Z

IV. TYPE OF OBSERVATION Ground-Visual Ground-Radar Air-Visual Air-Intercept Radar

V. PHOTOS Yes No

VI. SOURCE Military

VII. LENGTH OF OBSERVATION 30 secs

VIII. NUMBER OF OBJECTS one

IX. COURSE North

X. BRIEF SUMMARY OF SIGHTING Flying wing or delta shaped obj, size of volleyball, bright silver color, solid shape with no openings, props or exhaust & no other conventional means of motivation visible. Had a varied pitch whistling sound fading & rising about 5 seconds in between rise & fall of the pitch. Had quieter sound than a jot.

XI. COMMENTS The description of the obj is typical of an F-100 series type a/c.

XII. CONCLUSIONS Was Balloon Probable Balloon Possible Balloon Was Aircraft Probable Aircraft Possible Aircraft Was Astronomical Probable Astronomical Possibly Astronomical Other: Insufficient Data for Evaluation Unknown

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