Personnel Anti-bomb Shelters
CIOS Intelligence Report. XXVII-57. HMSO [and] Combined [British/US] Intelligence Objectives Sub-Committee (CIOS). April 1945.
** A detailed description of two very large bomb shelters (Grossmarkthalle Bunker and Windeckstrasse Bunker) located in Bonn.
CIOS 'Black List of targets for urgent investigation' category: Building materials
Duplicated typewritten report in English, 10 x 7.5 inches, 25 x 19 cms. 13 pages including 3 full page illustrations, plus further pages holding two very large single-sided double page plans.
Very good in original stapled card wrappers.
The two shelters between them on occasion during heavy raids held 10/12,000 civilians although designed for around 2,000.
A lovely copy of a rarely found CIOS report on a most unusual subject.