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Archive case record

Lake Silkworth, Pennsylvania, May 1957

Date of account
1957-05
Location
Lake Silkworth, Pennsylvania
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 10073RECORD CARD 1.DATE 2.LOCATION 12. CONCLUSIONS Was Balloon 2May1957 Lake Silkworth,Pennsylvaniajo Prcbably Balicon 口 Possibly Balloon 3. DATE-TIME GROUP 4.TYPE OF OBSERVATION Ground-Radcr 口 Was Aircrafr Local... NGround-Visual 口 Probably Aircraf: GMT_02/1815Z D Air-Visuai D Air-lntorcept Radar 口 Possibly Aircraft S.PHOTOS 6.SOURCE 口 Was Astronornical DYos 口 Probably Astronomical Civilian 口 Possibly Astronomical DNo 7.LENGTH OF OBSERYATION 8.NUMBEROF OBJECTS 9.COURSE 口 Othor. 口 Insufficient Data for Evaluation 口 Unknown 15 minutes one overhead/stati bnary 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS One round, grey pea-shaped object seen Description,duration,indicate directly overhead.object moved out of that this sighting was caused range in fifteen minutes. by a weather balloon. ATIC FORM 329(REV 25 SZP 52)

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