408872 MAT: PFB OCT 31 1957 Honorable Herbert 3. Lopar Asaiatant to the Secretary of Defense (Atontc Energy) Bear Genexvel Loper: Your Letter of October 18, 1957 asked for the Atomic Energy Comission! s comoept of the program for United Nations cheervation of a reduced fallout abot in Operation HARDTACK. Mathods for permitting euch observation without disclomurve of tuportant pared for early pregautetion to the Comission. I recognize your need for an early determination fu order to acousplish neceseury DoD planving. As goan as the concept of the US observation ie reeclived you will informed. REPOSITORY COLLECTION 32e Sincerely yours, vi - st darting pox no. 1&1 (NN - 324 -93 -0/0) ronen Kerbbnk,vy! BOS&CC: Addee a Seentin et <. ~ | Generel Manages CONFIRMED TO BE UNCLASSIFIED BY AUTHORITY OF DOE/OC bik . ‘/ 7 by REVIEWED BY an This mote conic: Gtian cflscitingthe nations! ag biToitsf og 3 svithin the meoring of ho conAe £8, U.S.C., Secs. 730 oneZag : Poll Te = or revelation a Brohiihited by law. a, Teat Bankhardt/be 10/29/57 Plans of /sy MA: LPGi se of: fst : ~ i gery planner to unauthorized BEST COPYAVAILABLE <SS" -~O/ cl \ CLASSIFICAT:ON CANCELLED. MA: CBStewart MA:ADStarbird Gen. Mer /ST 20/ (3 4 | ay ca at