Book
|
Title
The code breakers of Room 40; : the story of Admiral Sir William Hall, genius of British counter-intelligence.
Call No
DA89.1.H3
Subjects
Language
English
Published
New York, : St. Martin's Press, 1956.
Publication Desc
212 pages : illustrations ;
LCCN
55012500
Target Audience
Specialized
Dimensions
23 cm.