Another book with some insight into Bletchley Park is "Cloak and Gown" (I forget the author),
"Use the source, Luke!" % telnet locis.loc.gov L O C I S : LIBRARY OF CONGRESS INFORMATION SYSTEM To make a choice: type a number, then press ENTER 1 Library of Congress Catalog 4 Braille and Audio 2 Federal Legislation 5 Organizations 3 Copyright Information 6 Foreign Law ... b cloak and gown To choose from list, see examples at bottom. FILE: LOCI Terms alphabetically close to:CLOAK AND GOWN B01 Cloak & gown//(TITL=3) B02 Cloak and dagger//(TITL=3) B03 Cloak and dagger fiction//(TITL=2) B04 Cloak and Dagger in Predator and Prey//(TITL=1) B05 Cloak and gavel//(TITL=1) B06+Cloak and gown//(TITL=3) B07 Cloak for the dreamer//(TITL=1) B08 Cloak of Aesir//(TITL=1) B09 Cloak of competence//(TITL=1) B10 Cloak of consciousness//(TITL=1) B11 Cloak of darkness//(TITL=2) B12 Cloak of friendship//(TITL=1) ---EXAMPLES: s b6 (SELECTs line b6; creates a SET for each term type) f b6-b8/b10 (FINDs b6-b8 and b10; combines sets, displays result) r b6 (RETRIEVEs term on b6; searches text in some files) r subj=b6 (RETRIEVEs term type specified; e.g., SUBJ, TITL) f b1/b6 ITEMS 1-3 OF 3 SET 3: BRIEF DISPLAY FILE: LOCI (DESCENDING ORDER) 1. 88-672288: Winks, Robin W. Cloak and gown : scholars in America's secret war / London : Collins Harvill, 1987. 607 p. ; 24 cm. NOT IN LC COLLECTION 2. 88-30560: Winks, Robin W. Cloak & gown : scholars in the secret war, 1939-1961 / New York : Quill, 1988. p. cm. CIP - NOT YET IN LC 3. 87-7683: Winks, Robin W. Cloak & gown : scholars in the secret war, 1939-1961 / 1st ed. New York : Morrow, c1987. 607 p., [16] p. of plates : ill., ports. ; 25 cm. LC CALL NUMBER: JK468.I6 W48 1987