Secret diplomacy
Subtitle: a record of espionage and double-dealing: 1500-1815
By: by J.W. Thompson & S.K. Padover; with 18 illustrations.
Contributors: Padover, Saul Kussiel, 1905-     , joint author
Publisher: Jarrolds, limited
Published: 1937
Place of publication: London
Language: eng
Number of pages: 286
Subjects: Diplomacy -- History; Secret service; Cryptography; Europe -- Politics and government.
Other titles: Espionage and double-dealing
Notes: Bibliography: p. 265-278.
"Appendix:  Cryptography": p. 253-263.