til SUED EL OIRIBIE, cS a Lo Ta Commission are currently studying further the potential military applications of U-233 and means for its production. Initiator Development 3e. An external initiator is scheduled to be tested at the Nevada Proving Ground in June, 1952, Laboratory investigations of alternate radioactive materials having longer half lives has continued, but polonium-210 is still the only active material being used in production of initiators for stockpile. Thermonuciear Program fet Shipment of parts to Eniwetok is scheduledfor early August with some parts to leave as late as early September, Assembly of vag ewaee at 1 Eniwetok should begin about the middle of September. 34. The cryogenics facilities at the Boulder (Colorado) Laboratory are nearly completed. The equipment is running well a eyes acytne at AERE airoye ne oh mom, WERK, iS and liquefaction of gases in large quantity has been accomplished. : ementsak ie Rerehonen age weetPACam a rental ae eranaR Pee pe tye MER l/ See Full Scaie Tests, Operation IVY, ~8. Qin Apia R) Wea, iI Ea Li page lO.

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