Explains in simple terms how to encode and decode messages in various ciphers, describes coding machines, and gives formulas for invisible ink.
Read More
Explains in simple terms how to encode and decode messages in various ciphers, describes coding machines, and gives formulas for invisible ink.
Read Less
Add this copy of Codes, Ciphers, & Secret Writing to cart. $13.61, good condition, Sold by ThriftBooks-Atlanta rated 5.0 out of 5 stars, ships from Brownstown, MI, UNITED STATES, published 1973 by Pocket Books.
Add this copy of Codes, Ciphers and Secret Writing to cart. $13.62, fair condition, Sold by Best and Fastest Books rated 5.0 out of 5 stars, ships from Wantage, NJ, UNITED STATES, published 1973 by Pocket Books.
Choose your shipping method in Checkout. Costs may vary based on destination.
Seller's Description:
Fair. Cover hinges cracked. Good solid paperback with moderate reading/age wear, may have some light markings, pages may have some mild tanning. We take great pride in accurately describing the condition of our books and media, ship within 48 hours, and offer a 100% money back guarantee. Customers purchasing more than one item from us may be entitled to a shipping discount.