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Case FileNARA NAID 28969896 · T1206 Roll 27

Project Blue Book Case File

Sturgeon Bay, WisconsinMay 1957

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 Sturgeon Bay, Wisconsin in May 1957. The full case file (3 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 27.

Reported location

Sturgeon Bay, Wisconsin

Date of incident

May 1957

State / country

WI / US

Page count

3 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 27

Original case file scans

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

1. DATE
24 May 1957

2. LOCATION
Sturgeon Bay, Wisconsin

3. DATE-TIME GROUP
Local
GMT: 24/1405Z

4. TYPE OF OBSERVATION
Ground-Visual
Air-Visual
Ground-Radar
Air-Intercept Radar

5. PHOTOS
Yes
No

6. SOURCE
Civilian

7. LENGTH OF OBSERVATION
five minutes

8. NUMBER OF OBJECTS
one

9. COURSE
due West

10. BRIEF SUMMARY OF SIGHTING
One shiney oval object the size of a football. Object moved in a straight line due west and was soon visually for five minutes.

11. COMMENTS
Description, duration, flight path indicates that this sighting was probably caused by an a/c.

12. CONCLUSIONS
Was Balloon
Probably Balloon
Possibly Balloon
Was Aircraft
Probably Aircraft
Possibly Aircraft
Was Astronomical
Probably Astronomical
Possibly Astronomical
Other
Insufficient Data for Evaluation
Unknown
/ 3

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Source: National Archives Catalog · NAID 28969896

Connected across the archive

Organizations

ADC COLO SPRINGS COLORADOAir Technical Intelligence Center Wright Patterson AFB OhioCOUNTY SHERIFF CMH STURGEON BAY WISDIRECTOR OF INTELLIGENCE HEADQUARTERS WASHINGTON 25 DC

Programs and code names

Project Blue Book

Places

Sturgeon BaySturgeon Bay, WISturgeon Bay, WisconsinWisconsin

Agencies

United States Air Force

Dates

19571957-05-0124 May 1957

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