lines of the cost reporting system used by the Air Force, was a compromise between Enerestablished service cost accounting systems, the system utilized by the Atomic time gy Commission and the ultimate system desirable for joint operations which only and future experience can produce, ‘The final cost of Operation GREENHOUSE totaled $11/,,000,000 (88,000,000 29, in operating costs and $26,000,000 in capital assets which represents a permanent proving ground plant). Of the total, $52,000,000 was expended by the Atomic Energy Commission and $62,000,000 by the Department of Defensc, Of the total capital items of $58,500,000 furnished GREENHOUSE, $18,600,000 of capital itcms wos returnodto . the contributing agencies, while $13,900,000 was consuricd in the operation. The . total operating cost of $68 ,000 ,000 reflects an AEC expenditure of $32,800,000 and - $55,200,000 of Department of Defense effort, A complete breakdown of all costs in- curred is presented in Appendices "U" and "V", Necessary arrangements have becn made to transfer to Headquarters, USAF, 30, the close-out and final settlement of all GREENHOUSE funding responsibilities remaining after the deactivation of Joint Task Force THREE, Through mutual arrange- ments with Joint Task Force 132, continuity of funding has been cstablished for those elements transferred. REPORTS A series of reports covering Operation GREENHOUSE in considerable detail 31. is being prepared for distribution within the ABC and within the Department of DeThese reports will constitute a GREENHOUSE library which will be officially fense. deposited with Los Alamos Laboratory and with the Armed Force Special Weapons Project. Distribution within the AEC and within the Armed Forces will be made by these When completed, the GREENHOUSE library will consist of the following agencies, | volumes: a. History of Operation GREENHOUSE, Volumes I and IT, b. Technical Report on Communications, Operation GREENHOUSE, Volume ITI. c. Meteorology cf Operation GREENHOUSE, Volume IV. d, Technical Scientific Reports of Operation GREENHOUSE, Volumes V through OXIX (119). 32. Volumes I, IT, III and IV probably will be available from the printer in late summer, at which time distribution will be made, Some of the finished copiss _ of the Technical Scientific Report volumes may be ready for distribution in late L951, although most of them will not be distributed until carly 1952. 19 fikalieuu, FRERA Mage Te 3 reremar pence i arr tn wo zt ena ATSMIG Rca h ftep am HS