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Case FileNARA NAID 28992880 · T1206 Roll 42

Project Blue Book Case File

Duluth, MinnesotaMay 1961

Insufficient Data

Summary

The OCR quality of this case file is too poor to support a reliable summary. While the metadata indicates an observation in Duluth, Minnesota in May 1961 that the Air Force evaluated as "unknown," the document pages are severely degraded and largely illegible. Key details about what was observed, by whom, when exactly, and how the investigation proceeded cannot be confidently extracted from the garbled text. The full case file, consisting of 8 pages as held by the National Archives, is reproduced below.

Reported location

Duluth, Minnesota

Date of incident

May 1961

State / country

MN / US

Page count

8 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 42

Original case file scans

Original case file · scanned by NARAPage 1 of 8
Transcribed text
PROJECT 10073 RECORD CARD
fi. paTE 2. LOCATION | 12. CONCLUSIONS |
|
: E , Ee g |19 Vices Balloon
3 EE i | alucn, ann ’ {0 Probably Balloon
: - eee — eID Possibly Bolloon
| 1. DATE-TIME GROUP 4. TYPE OF OBSERVATION hog Aon dock |
i ND Was Aircraft
g Los ac o is J Ground-Roda
i II ss hi A db a a tO: Ground- Visual 1 Ground-Rodar E Probably Aircraft
f } ) f 0 Possil ireral
4 GMT. Di00002 JAE )7p] | a AisViwd 0 Air-Intercept Radar | 0 Possibly Aircraft
4 RCRNDTOR cues sense ie hE SOURCE TR [0 Was Astronomical [+ OE
E 3 Yes 3 Probably Astronomical
3 a { tpl 14 0 Possibly Astronomical
1 o-No | V :
7. LENGTH CF O35ERVATION | 8. NUMBER OF OBJECTS | 9. COURSE Bi
1 | 0 Insufficient Data for Evaluation
. = Unknown
- 8c BY | de 1770-0 Tl fe A] SRE Toa Oe SE CE |
10. BRIEF SUMMARY OF SIGHTING Round, Size of hase? (11. COMMENTS qapd rtd : : ve ER
| of errors in their time pieces, the]
| abozord a ~obal £1 rab F
EER RRR TR A RR ER SSR AS RA RAE a HUGE [ERR SL A RR A See
ATIC FORM 329 (REV 25 SEP 52)
i
.
“
/ 8

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Source: National Archives Catalog · NAID 28992880

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