28930992.pdf

CONFIDENTIAL

ATTN NO. ---
AF NO. ---
REPORT NO. ---
DATE OF REPORT ---
TIME OF RECEIVING 2114 and 2115
SHAPE Cigar
SIZE Approx. same as a/c
COURSE LNE
NO. IN GROUP 3
HOUND ---
PRIORITY --- SKETCHES ---
Temporary ATTC Form 329
(2 Jun 52)

DATE OF INFO (July 1948)
LOCATION Chapel Hill, N. C.
SOURCE Univ. of N.C., Math Instructor
DATE IN TO ATTC ---
COLOR ---
SIGNED High
ATTITUDE Extreme
LIFETH OF TIME OBSERVED Approx. 1 Min.
TYPE OF OBSERVATION ---
MANEUVERS ---
OBJECTS NOT OBSERVED
(BOUND ONLY)
Might Info
JAH A/C

UNCLASSIFIED

Incident #137, 137a -- Chapel Hill, North Carolina -- 7 July 1948

This report refers solely to a sound phenomenon. Statements of the witnesses indicate specifically that no object was seen. The summary sheet given here seems to confuse the description of this incident with that of incident #138.

Fireballs and bright meteors are often known to emit sounds similar to the rolling of thunder. The information given in this report is so meager, however, that, while the sound referred to could have been meteoric, no decision can be made.

It seems more probable that actual aircraft we…

10

CHECK-LIST - UNIDENTIFIED FLYING OBJECTS

1. Date 7 Jul 48 Incident # 137a
2. Time 2114 and 2115
3. Location Chapel Hill, N. C.
4. Name of observer
5. Occupation of observer Capt., Infantry, Reserve
6. Address of observer Box Chapel Hill
7. Place of observation Chapel Hill, N. C.
8. Number of objects three (3)
9. Distance of object from observer N/S
10. Time in sight Approximately one (1) minute
11. Altitude Extreme
12. Speed High
13. Direction of flight East Northeast
14. Tactics N/S
15. Sound Jet
16. Size N/S
17. Color N/S
18. Shape N/S
19. Odor detected N/S
20. Apparent construction N/S…

ASC-257-B
(15-70-63)
MCIAXO/RAL/amb

|  A. G. P. |   |
| --- | --- |
|  PRIORITY | ☑  |
|  ROUTINE | ☑  |
|  MULTIPLE ADDRESS |   |

TELETYPE MESSAGE
AIR SERVICE COMMAND TELETYPE NETWORK

FROM: AMC
TO: Director of Intelligence
General Staff, USA
Washington 25, D. C.
CLASS: RESTRICTED

W. R. CLINGERMAN
Colonel, USAF
Actg Chief of Intelligence
NAME, RANK AND TITLE OF AUTHENTICATING OFFICER

TELETYPE NO. MCIA-7-1

THE FOLLOWING INFORMATION WAS RECEIVED FROM HQ, THIRD ARMY, FT McPHERSON, GA.
ON 8 JULY 1948: "THREE UNCONVENTIONAL AIRCRAFT PASSED OVER CHAPEL HILL NC
BETWEEN 2114 AND 2115 CMA SEVEN J…

UNCLASSIFIED
MCIAXO-3
MCIAXO-3/RAL/aw
Project "SIGN" - Unidentified Aircraft

U. S. Infantry Reserve
Chapel Hill, North Carolina

1. Clarification is requested as to your sighting of unconventional aircraft on 7 July 1948.

2. Teletype received at this Headquarters from Hq, Third Army, Ft McPherson, Ga, reads in part:
"THREE UNCONVENTIONAL AIRCRAFT PASSED OVER CHAPEL HILL PD BETWEEN 2114 AND 2115 CMA SEVEN JULY CMA AT AN EXTREME ALTITUDE AND AT A HIGH RATE OF SPEED CMA BEARING EAST NORTH EAST PD CRAFT WERE NOT SIGHTED (?) BY OBSERVERS CMA TRAIL NOT VISIBLE CMA CHARACTERISTIC JET SOUND CMA WEAT…

Math Dept. Univ. N. C.
Chapel Hill, N. C.
8 Aug 48

To The Commanding General
Air Materiel Command

Attn: MCIAKO-3
Wright-Patterson AF Base
Dayton, Ohio

From: [redacted], USNR
Math Dept UNC - Chapel Hill N. C.

Subject: Sighting of Unconventional Aircraft on 7 July 48

1. I know nothing more than is listed by teletype - letter attached
2. I heard & did not see what I believed to be jet planes as reported by Capt Harvey Daniel, A.US.

Respectfully submitted
[redacted]
LV, USNR

Incident 2:ca 137

Dr HYNEK'S EVALUATIONS EXTRACTED FROM PROJECT GRUDGE REPORT.

INCIDENT INDEX

1. Astronomical

a. High probability:
#26, 27, 30, 31, 32, 33, 34, 48, 49, 59, 60, 66, 69, 70, 94, 95, 96, 97, 98, 101, 102, 103, 104, 116, 119, 132, 136, 140, 147, 148, 158, 174, 184, 185, 187, 197, 203, 204, 208, 216, 219, 238.

b. Fair or low probability:
#19, 20, 23, 24, 28, 35, 36, 46, 50, 63, 67, 80, 82, 93, 100, 112, 120, 121, 129, 130, 144, 153, 165, 166, 167, 175, 192, 199, 202, 205, 220, 230, 240.

2. Non-astronomical but suggestive of other explanations

a. Balloons or ordinary aircraft:
#3, 11, 22, 41, 42…