TY  - BOOK
AU  - Parkin,Simon
TI  - A game of birds and wolves: the ingenious young women whose secret board game helped win World War II 
SN  - 9780316492096 :
AV  - D770 .P38 2020
U1  - 940.54/516 23
PY  - 2020///
CY  - New York
PB  - Little, Brown and Company
KW  - Great Britain
KW  - Royal Navy
KW  - Western Approaches Tactical Unit
KW  - World War, 1939-1945
KW  - Campaigns
KW  - Atlantic Ocean
KW  - Naval operations
KW  - Submarine
KW  - Military intelligence
N1  - Includes bibliographical references (pages 281-302) and index
ER  -