radiation readings have been taken, samples collected, and changes recorded. The results of the expeditions sponsored by the U.S. Atomic ".pnergy Commission Division of Biology and Medicine and carried out by | the Applied Fisheries Laboratory, University of Washington, between March 26, 1954 and June 30, 1955 are summarized in UWFL-42 °. ‘The results of the jointly-sponsored expedition of the AEC and the U. S. Naval " Radiological Defense Laboratory during January 1955 are summarized in - YSNRDL-454 © : The need for further studies to bring the evaluations up to date was ex- “ "pressed by the AEC Division of Biology and Medicine in a communication ’ ‘from Dr, Charles L. Dunham, Director, on September 19, 1955. Acting . on this request from Dr. Dunham, field party from the Applied Fisheries “Laboratory composed of Allyn H. Seymour, Edward E. Held, Kelshaw Bon- *e.cham, and Frank G. Lowman left Seattle on October 12, 1955 and returned “November 13, 1955. Collections of material for radiological contamina- ton evaluation and survey meter readings of residual contamination were made it possible | to conduct this program with the maximum of efficiency. : Weare especially grateful for the support received from the Division of .,; Blology and Medicine, the Eniwetok Field Office, Holmes and Narver, the ~ U.S. Naval Station, Kwajalein, and the units of the Department of Defense Stationed at Eniwetok. UNIVER UNIV, oc a