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Case FileNARA NAID 28963579 · T1206 Roll 24

Project Blue Book Case File

Colfax, IowaSeptember 1955

Insufficient Data

Summary

Project Blue Book, the U.S. Air Force's 22-year UFO investigation program, opened a case file on a sighting reported from Colfax, Iowa in September 1955. The full case file (5 scanned pages of witness statements, Air Force memoranda, and investigator notes) is reproduced below as held by the National Archives. The Air Force assigned this case to its broader investigation of unidentified aerial phenomena alongside ~12,600 other reports filed between 1947 and 1969. Citation: NARA Record Group 341, Microfilm Publication T1206, Roll 24.

Reported location

Colfax, Iowa

Date of incident

September 1955

State / country

IA / US

Page count

5 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 24

Original case file scans

Original case file · scanned by NARAPage 1 of 5
Transcribed text
g :
PE | PROJECT 10073 RECORD CARD : |
© [voave 2. LOCATION 12. CONCLUSIONS

FE O Wos Balloon
© | .T Sep 55 Colfax, Iowa O Probably Balloon

| | 3 DATE-TIME GROUP 4. TYPE OF OBSERVATION DRosh ly Dllcon |
ol O Was Aircraft
E Local 07/1012 XGround- Vi sual O Ground-Radar Q Probably Aircraft

E (<p Pe AT hr CE A Oe 0 Air Visual O Air-Intercept Radar | 0 Possibly Aircraft |
EF S. PHOTOS » SOURCE 0 Was Astronomical

3 : 0 Yes 0 Probably Astronomical

4 &F No civilian (coc) O Possibly Astronomical

i |
"| 7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS | 9. COURSE 0 Osram a |
i 0 (Insufficient Data for Evaluation
3 10 mi 1 ] 0 Unknown |
. 10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS :

1 Rounded » obJ had black spots and exhaust POSSIBLE BALLOON W/PACKAGE

9 7 the size obj, =mno sound, ob) was
EE rolling and circling.

| ATIC FORM 329 (REV 26 SEP 52)
/ 5

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Source: National Archives Catalog · NAID 28963579

Connected across the archive

Programs and code names

Project Blue Book

Places

ColfaxColfax, IAIowa

Agencies

United States Air Force

Dates

19551955-09-01

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