N Of Philadelphia, Pa., June 1958
- Date of account
- 1958-06
- Location
- N Of Philadelphia, Pa.
- Source
- uap_archive
- Record updated
- 2026-10-10
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 onlyPROJECT 10073 RECORD CARD 1.DATE 2.LOCATION 12.CONCLUSIONS 6X Wos Balloon 8Jun 58 N of Philadelphia,Pa. 口 Probably Balloon 口 Possidly Balloon 3.DATE-TIME GROUP 4.TYPE OF OBSERVATION Ground-Radar 口 Was Aircraft Local αGround-Visual 口 Probobly Aircraft GMT08/1655Z D AirVisual D Air-lntercept Radar 口 Possibly Aircraft S.PHOTOS 6.SOURCE 口 Was Astronomical OYos 口 Probably Astronomical 口 Possibly Astronomicol ON Civilian 7.LENGTH OF OBSERVATION 8.NUMBER OF OBJECTS 9.COURSE 6X Other. 口 Insufficient Data for Evaluation 口 Unknown 15mins one S then W 10. BRIEF SUMMARY OF SIGHTING 11.COMMENTS Flat,triangular obj w/corners Description & flight characteristi rnded, size of shirt button,black. conform to observation of balloon The obj climbed steadily in a straight release. course for approx 5 mins where it hovered momentarily, then descended, traveled West & upward & disappeared ATIC FORM 329 (REV 26
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