A report by the British Intelligence Objectives Sub-Committee (BIOS); 1946
A report by British Intelligence officers on mechanical computing instruments of very high quality made by the German firm of A. Ott, including a differential analyzer.
Duplicated typewritten report in English, 10 x 7.5 inches, 25 x 19 cms. 6 pages, 4 photographs, 2 sketches.
Very good in original stapled card wrappers.
More information on these original WW2 CIOS and BIOS reports.
How to order
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(GB pounds sterling) plus postage and insurance as below
- First class postage, fully insured, within the UK: £3
- Airmail postage, fully insured, outside the UK: £8