Explains how to write and decipher space codes, hidden word codes, and alphabet codes and gives formulas for invisible ink. Includes suggestions for delivering coded messages.
"synopsis" may belong to another edition of this title.
Seller: Better World Books: West, Reno, NV, U.S.A.
Condition: Good. First Edition. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good. Seller Inventory # 8034899-6
Seller: Better World Books, Mishawaka, IN, U.S.A.
Condition: Good. First Edition. Pages intact with minimal writing/highlighting. The binding may be loose and creased. Dust jackets/supplements are not included. Stock photo provided. Product includes identifying sticker. Better World Books: Buy Books. Do Good. Seller Inventory # 8034899-6
Seller: -OnTimeBooks-, Phoenix, AZ, U.S.A.
Condition: good. A copy that has been read, remains in good condition. All pages are intact, and the cover is intact. The spine and cover show signs of wear. Pages can include notes and highlighting and show signs of wear, and the copy can include "From the library of" labels or previous owner inscriptions. 100% GUARANTEE! Shipped with delivery confirmation, if you're not satisfied with purchase please return item! Ships via media mail. Seller Inventory # OTV.0590026062.G
Seller: Polly's Books, Grand Rapids, MI, U.S.A.
Paperback. Condition: Good. 4th Printing, 1971. Softcovers have same cover art. A good softcover copy with a tight and square binding. Text and illustrations are clean but text has yellowed. Softcovers are good but are mildly scuffed. Careful packaging and fast shipping. We recommend EXPEDITED MAIL for even faster delivery. Shipped in 100% recyclable material. Seller Inventory # 40426
Seller: ThriftBooks-Dallas, Dallas, TX, U.S.A.
Paperback. Condition: Fair. No Jacket. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less. Seller Inventory # G0590026062I5N00
Seller: The Book Garden, Bountiful, UT, U.S.A.
Paperback. Condition: Good - Cash. General use wear, surface and edges rubbed. Corners bumped and show wear. Some creasing to the cover and along the spine. Some soiling to the back cover. Pages show reader wear. Previous owner's name inside. Secure pages, solid binding. Stock photos may not look exactly like the book. Seller Inventory # 995564
Seller: The Book Beast, Mountain Grove, MO, U.S.A.
Hardcover. Condition: Good. 1st Edition. Ex-Library. Covers and corners show where from use. Inside is very nice and enjoyable. Seller Inventory # 005055
Seller: GoldBooks, Denver, CO, U.S.A.
Paperback. Condition: new. New Copy. Customer Service Guaranteed. Seller Inventory # 73E53_66_0590026062
Seller: BennettBooksLtd, Los Angeles, CA, U.S.A.
paperback. Condition: New. In shrink wrap. Looks like an interesting title! Seller Inventory # Q-0590026062
Seller: Wonder Book, Frederick, MD, U.S.A.
Condition: Good. Good condition. 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 # S10C-03136