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Case FileNARA NAID 28964055 · T1206 Roll 24

Project Blue Book Case File

Marshalltown, IowaOctober 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 Marshalltown, Iowa in October 1955. The full case file (4 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

Marshalltown, Iowa

Date of incident

October 1955

State / country

IA / US

Page count

4 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 24

Original case file scans

Original case file · scanned by NARAPage 1 of 4
Transcribed text
3 PROJECT 10073 RECORD CARD

AEA i

a 1. DATE 2. LOCATION 12. CONCLUSIONS

3 Was Bal

4 2h Oct 55 Marshalltown, Iowa Be Frotdily Reisen

3 3. DATE-TIME GROUP 4. TYPE OF OBSERVATION G¢ Possibly Balloon
Locel EE ACP ee ey ECV TR ef Ground- Visual DO Ground-Rador 8 Probably Avera?

3 oM729/02072 O AirVisuval DO Air-Intercept Radar O Possibly Aircraft

@ 5. PHOTOS é. SOURCE O Was Astronomical

# 0 Yes 0 Probably Astronomical

3 X No {vilian (coc) 0 Possibly Astronomical |

7. LENGTH OF OBSERVATION Ea Tr NRE TT HERE {<i hl LG Ne

3 a a hg Data for Evaluation

[ ten mins NE Us Gel i

A 10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS |

1 One round, white obj size of basketball held | Possibly sight Ba
: at arms length, seen with binoculars in the balloon ino from Seerii re Sie |
: same place. Possibly the obj moved north. Univ of Minn. Description of obj sub- |
sténtiates balloon evaluation.

! ATIC FORM 329 (REV 26 SEP 52) i
:
: s
/ 4

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Source: National Archives Catalog · NAID 28964055

Connected across the archive

Programs and code names

Project Blue Book

Places

IowaMarshalltownMarshalltown, IA

Agencies

United States Air Force

Dates

19551955-10-01

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