Original WW2 Military Documents for sale

Disc Valve Engine Junkers Torpedo Engine Model Jumo, KM8

CIOS Intelligence Report. XXXI-61. HMSO [and] 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.

£80 including UK postage and insurance (enquire for overseas delivery)

Retirement sale

I'm selling this because of my retirement. If you're interested in purchasing it, please first contact me by email simply to check it's still available and has not been purchased elsewhere.

Your email should contain the title of the item (in red at the top of this page) and its price; your approximate location or full postal address, and confirmation of your interest.

I'll reply as soon as I receive your email (which may not be immediately, depending on where I am) to make appropriate arrangements with you for supply and payment by credit or debit card through my secure server or by direct payment to bank, whichever you prefer. Tell me which.


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