Stafford L. Warren (1896-1981) was a physician and radiologist who served as Chief of the Medical Division of the Manhattan Project during World War II. In that capacity, he was present at the Trinity Test in New Mexico, collecting data on radiation dispersal; he led a survey team to assess the after effects of the bombings at Hiroshima and Nagasaki; and was chief of the Radiological Safety Section at the Operations Crossroads testing at the Bikini Atoll. This lot includes documents, objects and ephemera relating to Operation Crossroads, as follows:
1. Joint Task Force One Operation Plan No. 1-46. Mimeographed Manuscript, approx. 200 pp, 4to, Washington, DC, March 27-April 29, 1946, Col. Stafford L. Warren's copy of the operational plan for the atomic test at Bikini, pages thumbed and toned, bound in brown covers, "Classification Canceled / June 9, 1965" stamped to cover and first page, first page marked "Confidential" but now struck through.
2. Operation Crossroads Radiation Measurement by Radio Telemeter. Typed Manuscript, 14 pp, 4to, n.p., February 1, 1947, with 11 xerographic charts bound in (2 folding), stamped TOP SECRET and CONFIDENTIAL, both struck through, and classification cancellation date of June 8, 1965, additionally marked as copy 4 of 7 copies, Series A, minor thumbing and toning, housed in brown covers with typed label. WITH: another copy, marked #2 of 7.
3. Operations Crossroads Reports to Rad Safe Instrument Division. Typed Manuscript, 44 pp, 4to, n.p. May 29-August 7, 1946, bound in brown folder with typed label to upper cover, marked "copy 3 of 6" in ink to title page, light thumbing and toning.
4. GROVES, LESLIE, GENERAL. 1896-1970. Photograph Signed ("Leslie R. Groves / Lieut. Gen. USA Ret"), 10 x 8 inch gelatin silver print of Groves in uniform, signed at lower center margin, with US Army stamp to verso and additional text dating the image to 1948.
5. Canister of 16 mm film with blue and white "United States Navy / Bureau of Aeronautics" label, with "MN-6817 / Operation Crossroads TV / Unclassified" in type to center.
6. A pair of Westinghouse MI5 Army binoculars, 1944, serial number 7X50, additionally engraved "USAEC 117731/ NTS" to right, in fitted case with strap with serial number D-43813 stamped "AEC" at lower center and "Case, carrying, M44" to lid. A pair of binoculars used by a member of the Atomic Energy Commission.
With related later printed material, 1950s and 1960s, relating to atomic energy and AEC, including: Western Union internal publication, "General Description of a Survivable System to Assess Nuclear Bomb Damage."