PETRA FOR SSCORD SUBJECT: Teather Briefing at 0400, E70 Boy 2 “areb 195% f 1. The following personnel were present for this briefing: General Zeylana, Vajor General Clarkson, Dr. Graves, Srig. General McGinley, Brig, Generel Estes, Dr. Ogle, Dr. Duane Sewell, Ur. Reeves, Colonel: Cowart, Captain Heynard end Lt. Calonel House. 2. The CURTISS winds aloft for midnight and 0300H were discussed in view of the relationship to the shot site, the levels 7,000 fest through 11,000 feet being scrutinized the mst (Incl a). ‘The area forecast for shot day is also inclosed (Incl b). 3. Ite Colonel House further discussed the radsafe situation after which it was decided to go abead with the shot as scheduled. i ge ENTEEM eee XY i ak a EU eee ate It. Colonel, USAF Staff Teather Officer