PROJECT 10073 RECORD CARD 1. DATE 8 Jul 60 2. LOCATION 5 mi NW of Big Delta, Alaska 12. CONCLUSIONS 3. DATE-TIME GROUP Local _____________ GMT 09/0645Z 4. TYPE OF OBSERVATION ☒ Ground-Visual 5. PHOTOS ☒ No 6. SOURCE Civilian ☒ Was Astronomical Meteor 7. LENGTH OF OBSERVATION 5-10 sec 8. NUMBER OF OBJECTS one 9. COURSE descending 10. BRIEF SUMMARY OF SIGHTING Brilliant yellow flash with large trail of heavy black smoke with varying degrees of intensity, trail larger than flash. Trail of smoke several miles long, then object dipped toward earth and burned out instantaneously after flash. 11. COMMENTS Probably a daylight meteor. ATIC FORM 329 (REV 26 SEP 52)