DELETED VERSION ON?/ 4a HEADQUARTERS - TASK GROUP Jel Joint Task Force SEVEN APO 187 (HOW) c/o Postmaster San Francisco, California 6 March 195) JF 1677 SUBJECT: Change Nos 3 to Operation Plan Nos 1-53, Task Group 7.1 v TOs Distribution a. le The following pen and ink corrections constitute Change Foe 3 to Task Group 7.1 Operation Plan Noe 1-530 _— In section 2 of Annex A to TG 7s Operation Plan No. 1-53, please Be make changes in schedule for shots numbered 2 thru 7, to read es follows: Shot Code Date #2 ROMEO R Day #3 #4, KOON “UNION. 13 March Megaton Yield (Presumed Range) Model Center of Crater. (Barge) Rred by radio from aboard Estes K Day 22 March Bikini = Eninmn by radio from aboard Estes _, co Ee sl -U Day 29 March }) Bite by radio from aboard Ss Estes ' Bikini - Intersection of arcs with radii of 6900 ft from Yurochi and 3 nautical miles from Aomoens (Barge) $5 NECTAR N Day aie (Barge) > radio from aboard Estes Crater ws QR el ¥ sf THIS DOCUMENT CONSISTS OF 3 PAGE(S: 2 Lap100g RG 826 US ATOMIC ENERGY CoMMISSION Locati on a-s D-1557 CullccionComper Records FulderJ.4 CAstIC op OA pees / CLASSIFICATION CANCELLED’ WITH DELETIONS On AUTHORITY OF por/oc AD. he LY Rhbenna® ae