U.S. Air Force Analysis of Flying Objects in the United States, 101-172

Incident # 1. Date 1 Aug 48 2. Time 2:00 P.M. 3. Location Groveport, Ohio 4. Name of observer Harold A. Yantis 5. Occupation of observer Student, 6. Address of observer 25 West Hinman Ave. 7. Place of observation 1 mile west of Groveport, Ohio 8. Number of objects 1 9. Distance of object from observer N/S 10. Timo in sight N/S 11. Altitudo very high 12. Spood N/S 13. Direction of flight in westerly direction against a light wind 14. Tactics N/S - just exhaust visible - smoke pattern dark & very large dispersed rapidly and appeared again as wide streak a mile or so in length 15. Sound No sound twisted from wide to narrow streak and back. 16. Size N/S - object not seen 17. Color N/S - object not seen 18. Shapo Just a streak observed 19. Odor detected N/S 20. Apparent construction An exhaust trail (smoke) 21. Exhaust trails Appeared as black cloud with no definite shape but looked like an anti-aircraft shell a few seconds after it exploded 22. Weather conditions Few white clouds - but clear 23. Effect on clouds black cloud silhouetted among them that moved 24. Sketches or photographs 3 figs. 25. Mannor of disappearance N/S 26. Romarks: (over)