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Archive case record

15 mi SW Lead, South Dakota, June 1960

Date of account
1960-06
Location
15 mi SW Lead, South Dakota
Source
uap_archive
Record updated
2026-10-10

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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 10073 RECORD CARD MILITARY 1.DATE 2.LOCATION 12.CONCLUSIONS 24 June,1960 15 mi SW Lead,South Dakota 口 Wos Balloon 口 Probably Bolloon 3.DATE-TIME GROUP 口 Possibly Bolloon 4.TYPE OF OBSERVATION Local Ground.Visual D Ground-Rodar 口 Was Aiieraft 口 Probobly Aircroft 21/09552 GMT. Ai~Vi suol D Air-lntercopt Rodar 口 Possibly Aircraft 5.PHOTOS 6.SOURCE 口 Was Astronomical aY 口 Probobly Astronomical 百No Military. 口 Possibly Astronomical 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 口 Othor. Insufficient Dato for Evqluation 30 Minutae One Unknown 口 Unknown 10.BRIEF SUMMARY OP SIGHTING 11.COMMENTS Oblong object 21/2 times as long as width Motion must have been very slow to observed at 45 deg overhead andi disappeared tale 30 minutes to descend.Probably over the hcrizon.Object was colored variable an astronomical object viewed under reg, green, orange and white.Flashed with atmospheric

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