Sale!

Secret and Urgent. The Story of Codes and Ciphers

Fletcher
Pratt

Original price was: $125.Current price is: $100.

1 in stock

Description

Pratt
Fletcher
Secret and Urgent. The Story of Codes and Ciphers
282 pp
8vo
Indianapolis
Bobbs-Merrill
1939
First edition
Burnt orange cloth. Very good plus copy, without dust jacket. Inscribed by the author on the flyleaf, “For E. H. St. Leger Lawrence, Fletcher Pratt”
310801
Original price was: $125.Current price is: $100.

Excellent survey of cryptography, its principles, history, and applications through the first world war (noting that the history since then is “locked in secret records in the world’s Black Chambers”). Pratt was a popular military historian and a notable author of science fiction and fantasy