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Case FileNARA NAID 28959142 · T1206 Roll 21

Project Blue Book Case File

Camp Crook, Rapid City, S.D., July 1954July 1954

Insufficient Data

Summary

On July 28 and 29, 1954, military and civilian witnesses near Camp Crook and Rapid City, South Dakota, reported objects in the sky. One witness at Camp Crook saw an object fall about 12 miles south of the city. It was black with exhaust like a jet and traveled very fast. It exploded once in the air and once at or near the ground, with no sound except the explosions.

Later, a series of calls from an airline dispatcher and a filter center reported 50 to 100 objects over Rapid City. Aircraft were scrambled to identify them.

The pilots who were scrambled believed the objects were caused by a thin layer of clouds at 18,000 and 20,000 feet and a large amount of falling stars in the area. The Air Force record card listed the case as a meteor shower.

Reported location

Camp Crook, Rapid City, S.D., July 1954

Date of incident

July 1954

State / country

? / XX

Page count

2 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 21

Original case file scans

Original case file · scanned by NARAPage 1 of 2
View transcribed text
:
; see i; PROJECT 10073 RECORD CARD ; 3
1. DATE 2. LOCATION 12. CONCLUSIONS
| 28 = 29 July 1 Camp C le 3 3+ 0 Was Balloon
§ . v 1954 amp Crook, Rapid City, S.D, 0 Probably Balloon
3. DATE-TIME GROUP 4. TYPE OF OBSERYATION EGO
: 3 0 Was Aircraft
le Oo -
q Local Sy BX Ground-Visual Ground-Radar 0 Probably Aircraft
| omT_22/0405Z, 05007, COL2Z| XK Air Visual O Air-Intercept Radar | 3 Possibly Aircraft Shower
5. PHOTOS 8. SOURCE 0 Was Astronomical lieteor/
0 Yes O Probably Astronomical
No Military and Civilian O Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS | 9. COURSE Othe cs i Petals ag E00
0 Insufficient Dota for Evaluation
Varied 1 0 Unknown
lo. BRIEF SUMMARY OF SIGHTING 11. COMMENTS
| 0500Z ~ Object observed to fall, Black with Scrambled a/c indicated meteor shower
| exhaust like jet, Several explosions heard,one| in progress. Thin clouds at 18,000
| | in the air, one on the ground. Traveled very and 20,000 causing distortion in vision.
| fast, No sound except for the eipplosions,
" | O405Z ~ Series of phone calls from airlines
dispatcher and Rapid City Filter Center to ACW
| site.
06217 ~ Calls indicated 50 - 10C objects over
| Rapid City. A/C scrambled for identification.
i
L
ATIC FORM 329 (REV 26 SEP 52)
4 39 ¥ ) 3 .
3 3 2 ; N
1
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Source: National Archives Catalog · NAID 28959142