1962-04-8653874-Chicago-Illinois

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PROJECT 10073 RECORD CARD 1. DATE ‘ 2 LOCATION 12. CONCLUSIONS ; ‘ Q Wos Balloon { [ te cago, I. ot 9 Probably Balloon . DATE-TIWE GROUP a. TYPE OF OBSERVATION oe eeelyedliccn pep O Was Aircraft Local be ich D Grovnd-Vi suel 0 Ground-Radar Probus Aiveroft GMT 26 /93007 D Air Viswol O Airintercept Radar |F Possibly Aircraft 5. PHOTOS - SOURCE D Was Astronomical OYes i O Probably Astronomical 1B Ne Civili DO Possibly Astronomical 7. LENGTH OF CBSERVATION &. NUMBER OF OBJECTS | 9 COURSE D Other >a...