A report by the Combined [British/US] Intelligence Objectives Sub-Committee (CIOS); 1945
WW2 military intelligence report by the Combined Intelligence Objectives Sub-Committee on the Jumo KM8 torpedo engine with rotary disc valves designed by Felix Wankel.
CIOS 'Black List of targets for urgent investigation' category: Torpedoes
Duplicated typewritten report, 10 x 7.5 inches, 25 x 19 cms. 13 pages text, 18 pages photographs plus several large folding diagrams
Very good in original stapled card wrappers.
The Junkers KM8 torpedo engine is of particular note in that its rotary disc-valve assembly was designed by Felix Wankel, later of rotary engine fame. The report makes especial mention of the potential for this valve arrangement.
More information on these original WW2 CIOS and BIOS reports.
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