0894121987 SHOW MOOCHABLE + ? RELATED SEARCHES > ADVANCED SEARCH > HIDE COVERS - ASIN Title: Military Cryptanalysis: Transposition and Fractionating Systems (Cryptographic Series , No 61, Part 4) Author: William F. Friedman Description: Product Description This book, now declassified by the U.S. Government, contains heretofore unpublished methods for solving transposition cipher systems. The solution of grille systems, combined substitutio... (more) Available: No copies available WISHLIST ADD + SAVE FOR LATER + AMAZON > RECOMMEND > DETAIL > Search BookMooch for a book: SEARCH BOOKMOOCH > Search Amazon for a book: amazon.co.uk amazon.de amazon.es amazon.fr amazon.it amazon.cn SEARCH AMAZON >