Ti. document consists of___27_pages Copy Now. 47or 47Series__& ‘A me gsee qc’ i s EB ; i By Authitty of the U.S. Alomic Exergy Ce ~—SE-OR Date pa Ane mtd Pex: ff Document No UNIVERSITY .OF CALIFORNIA oe Los Alamos Scientific Laboratory (Contract W-7405-Eng-36)"* 4 he P, 0. Box 1663 In reply | | eng Chuurnatu Za eadtT: sik Poy ude “9 MOE |b ATHY Los Alamos, New Mexico refer to: LAB-DIR-40 . _ aa PKG (4 December 5, 1947 Me. Carroll L. Wilson General Manager, AEC 1901 Constitution Ave. Washington, D. C. Via: Manager, Santa Fe Directed Operations Subject: Pacific Proving Ground Program Dear Mr. Wilson: Attached herewith is the proposal of the Los Alamos Laboratory for the order and character of weapons to be tested in the forthcoming Pacific Proving Ground Program, While it is not possible at this time to present the detailed and final specifications for certain.of the types proposed, nevertheless the general nature of their proposed nuclear characteristics can be given. , - -~1REeS é " +a E.. : : This document conigins restricied date» 35 defined im the Atomic Enersy Act of 1945. {™ DD 1 ryN HAS Tory ts iransraital or the disclosure of its conients In ony mannex io an uncuthorized person is. prohibited, fg . ahiotefi) / 29

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