REPRODUCED AT THE NATIONAL ARCHIVES 409302 R ‘ hy 2079 5 august 1947 MEZOSANDUM POR: Mr. Lilienthal » kr. Bacher eo Mr. Pike Mr. Strauss Mr. Waymaok FROMy Bdwerd R. Trapnell £27 SUBJRCTs; 1. FIBAL REPORT J. C. &. BYALUATION BQARD FOR OPERATION CROSS ROADS. Attached hereto are jplearance memoranda on the J.C.5, Svaluation Board's final Repert on Operation Crossroads from the Wilitary Application Division and from the Declassifiaation Officer at Oak Ridge. 2. Deolascifioation and Military Application agree in their reaommendstione, in whieh they strongly urge shat the portions of the Report mirked , therein and identified in semorandum from the Military Application Division be deleted for reasone of seourity. 3. Both Military Applioetion and DeolassiMoation recommond that certain data relating to effects of the bon may be released if the Armed Foraea determine that these data have no military significance, ewen though suoh data are now covered by the Deglassifiertion Guide. It 19 recommended that the Joint Chiefs of Staff be advised that such data should be re-examined ty J.0.5, to determine the military signifiomnce of the data, and upon such determination the Commission will remove tha data from the restrioted oatefory. le Public release of the final ke-ort of the J,C.8, Evaluation Soard will have heavy impact. Tho effeot of the conelusions and recommendations in Part 3 of the Report will of aourse be diluted by the press attention whieh will be given to paragraph |, in the coneluding observation on page 52. From en: information and education standpoint the obserwations other than those re- lating direotly to the teats aight well be reloased separately. BEST COPY AVAILABLE Reeosirony cotnection NARA RO - Csile 3Qh back her Fy es Boxne rower SE 61 Kins Tests