H3AIQUARTI%RS, Joint Task Force SEVEN ArlingtonHall Station Arll.ngton 12, Virginia 8 February1958 Chanm 2 to JTF SEVEN OperationPlan 1-58 (MNYTACK~ The followingchanges and amendnentaare mab to JTF SEVEN Operation Plan 1+8, dated 1 October 195?: 1. AMoX A, Organizationfor OperationHARDTACK,is amendedby insertingthe name M). 11.TYli~It in place of “L. R. DASPIT!J under DEPIJ1’I 2S and Taak GX’OUP7.3. 2. paragraph3C of the basic plan is amendedto includesubparagraphs (12) and (13) as folloti: (12) Task Group Commander will keep CTG 7.3 infomnedof all movementswithin the danger area of ships under their operationalcontrol. (13) Tsek Group Ocmmanderewill submit a written finalreport not later than fifteendaya sukequent to the last detonation of the HARDTiiCh test series. Information concerning subjectmaterialto be containedin the reportwill be furnishedlater. 3, AMOX F is changed as follows: a. Paragraph9 is delet& and the followingaubetitutedtherefor: 9. Act as the agent for CJTF SEVEN in all matters concerning tasks requiredof CO, NAVSTA L’J?AJiLEIN duringOparation HAIUITACK. b. Delete the firet eentence of paragraph11. c. paragraphs25, 26, 27, 23, 29, 30, 31, and 32 are added aa foLlows: 25. Coordinateand conductall JTF-7 approveddivingh the El%. 26. Place and r~ver all moorings for ‘AH’K3 and W’BRELLA. and UR3R”ULA 27. PhCO Md recoverall targets for the ““’AHOO moore., 28. Be preparedto salvage any damagedships. 29. Be cognizantof the authorizedmtivements of all JTF-7 and other friendlyshipswithin the establisheddanger area. w. Report lagoon departuretime to JTF-7 Headquarterswhen ships are evaeuatedfrom the EN’E‘W3K or BIKINI lagoon prior to a shot. Report’lagoon entry tine upon reenbry. 31. When the MS BOXER is evacuatedfrom the BIhi.iilagoon prior to a shot, it NU1 be positionedas follows: a. For events Tv.K, OiANtM,and YLECJ\ --- a< 3 vecte~.