Discusses and provides practice in making and breaking codes and ciphers, as well as in building simple coding devices to transmit secret messages.
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Destination, rates & speedsSeller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Good. 1St Edition. Former library book; may include library markings. Used book that is in clean, average condition without any missing pages. Seller Inventory # GRP33066155
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Seller: ThriftBooks-Atlanta, AUSTELL, GA, U.S.A.
Hardcover. Condition: Good. No Jacket. Missing dust jacket; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less 0.86. Seller Inventory # G0027478106I3N01
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Seller: Wonder Book, Frederick, MD, U.S.A.
Condition: Good. Good condition. Good dust jacket. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. Seller Inventory # Q05M-00254
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Seller: The Book Cellar, LLC, Nashua, NH, U.S.A.
hardcover. Condition: Good. Has moderate shelf wear, highlighting, underlining and/or writing. Great used condition. A portion of your purchase of this book will be donated to non-profit organizations.Over 1,000,000 satisfied customers since 1997! Choose expedited shipping (if available) for much faster delivery. Delivery confirmation on all US orders. Seller Inventory # 10668804
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Seller: Toscana Books, AUSTIN, TX, U.S.A.
Hardcover. Condition: new. Excellent Condition.Excels in customer satisfaction, prompt replies, and quality checks. Seller Inventory # Scanned0027478106
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