Skip to content
Anomaly GraphCONNECT THE UNEXPLAINED
Start investigating
← Research library

Archive case record

Greenbay, Wisconsin, September 1961

Date of account
1961-09
Location
Greenbay, Wisconsin
Source
uap_archive
Record updated
2026-10-10

View the original source ↗

Record summary

Project Blue Book case file indexed from National Archives metadata; page-level review pending.

Published source text

Read the available text below. Archive transcriptions may contain OCR errors; later context is labelled separately. A recorded claim is not a finding that it happened.

Source page 1

Source text · mention only

PROJECT 10073RECORDCARD 1.DATE 2LOCATION 12.CONCLUSIONS Was Balloon 18 Sep61 Greenbay, wisconsin Probably Balloon 口 Possibly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Local343 Ground-Visual Ground-Rodar 口 Wos Aircraft 口 Probobly Aireraft 1819432 GMT D AirYisuel Air-lntercopt Radar 口 Possibly Aircraft 5. PHOTOS 6.SOURCE 口 Was Astronomical OY 口 Probobly Astronomical XONo Civilian 口 Possibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor. 口 Insufficient Data for Evaluation 口 Unknown Stationary 10. BRIEF SUMMARY OF SIGHTING 11 COMMENTS Ob.it responsible for this sight n6 icnary. was probably balloon which was roleased fh Greenbay at 18ooz. Objt was probably not t 80-90,000 xeadde amo sseu4tnAo peqtodex to be at this altituie due to laek of rel erence.Direction of objt and correlation of wind direction tends to substantiate this objt being Greenbay balloon. AT

View this source page ↗

Investigate related details with Anomaly Graph’s account-based search, or read how matching and provenance work.