U.S. Air Force Analysis of Flying Objects in the United States, 1-100

CHECK-LIST - UNIDENTIFIED FLYING OBJECTS Incident # 75 1. Date 13 Aug 47 2. Time 1300 3. Location Snake River Canyon (near Twin Falls) Idaho 4. Name of observer A. C. Urie and two sons, Kenneth & Billy 5. Occupation of observer farmer 6. Address of observer Operator of "Anger Falls Trout Farm" 6 miles west of Blue Lakes Ranch, Snake River Canyon 7. Place of observation As above - going down the Snake River 8. Number of objects 1 9. Distance of object from observer 300 ft 10. Time in sight momentary 11. Altitude 75 ft from the canyon floor - 300 ft away from observer level view afforded 12. Speed 1000 MPH 13. Direction of flight East to West 14. Tactics Road up and down over hills & hollows of canyon 15. Sound swishing sound 16. Size 20 feet by 10 ft in thickness 17. Color sky blue 18. Shape oblong broad rimmed hat with low crown Inverted pie-plate 19. Odor detected None 20. Apparent construction N/S 21. Exhaust trails Exhaust flame - a red tubular fiery glow at the side of the top or hood. 22. Weather conditions N/S 23. Effect on clouds N/S 24. Sketches or photographs one 25. Manner of disappearance disappeared behind hill 26. Remarks: (over)