PROJECT 10073 RECORD CARD 1. DATE 6 Oct 1963 3. DATE-TIME GROUP Local 1800 GMT 06/2350Z 5. PHOTOS ☒ No 7. LENGTH OF OBSERVATION 20 Seconds 10. BRIEF SUMMARY OF SIGHTING See case file with letters and form 164. 2. LOCATION Philadelphia, Pennsylvania 4. TYPE OF OBSERVATION ☒ Ground-Visual 6. SOURCE Civilian 8. NUMBER OF OBJECTS One 9. COURSE Maneuvered 11. COMMENTS Essential data indicates A/C towing electrical banner with the exception that the duration was only 20 seconds and sudden appearance and disappearance of object carried as unidentified pending further review. Speed of object inconsistent with duration. UNRELIABLE REPORT. 12. CONCLUSIONS ☒ Other, UNIDENTIFIED ATIC FORM 329 (REV 26 SEP 52)