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Finding Aids
Epidemiologic Studies
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RaLa Correspondence Records, 1945-1957Location: Active:
Originating Office: Oak Ridge Operations Office, Research and Development Division Finding Aids: NARA Standard Form 135 Disposition AuthorityDOE/16/5A Series Description: This record series contains correspondence, memoranda, reports, and teletypes relating to RaLa production at ORNL and the transfer of RaLa operations to Idaho in the 1950s. The documents provide information on the start-up of RaLa production at ORNL; modifications made to increase production capacity; processing difficulties, such as leaks and contamination; authorizations and cost data for upgrading the 706-D building; number, size, and source of slugs used to produce RaLa; shipping routes from Hanford to ORNL; amounts and shipment dates for batches sent to Los Alamos; shipping container characteristics; the decision to transfer operations to Idaho; and the decrease and shut-down of RaLa production at ORNL. Production runs 26, 28-37, 40, 50, 52-53, and 56 and isotopes lanthanum-140, iodine-131, iodine-133, krypton-85, and xenon-131 are mentioned. Measurements, which generally record the amounts of RaLa or by-products produced and sent, are provided in milliroentgens per hour (mR/hr) and curies (Ci).
Data Elements: 6, 88-89, 115, 120, 122
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