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.
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Anbieter: Better World Books, Mishawaka, IN, USA
Zustand: 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. Bestandsnummer des Verkäufers 8034899-6
Anzahl: 1 verfügbar
Anbieter: Wonder Book, Frederick, MD, USA
Zustand: 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. Bestandsnummer des Verkäufers S10C-03136
Anzahl: 1 verfügbar
Anbieter: Better World Books: West, Reno, NV, USA
Zustand: 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. Bestandsnummer des Verkäufers 8034899-6
Anzahl: 1 verfügbar
Anbieter: HPB Inc., Dallas, TX, USA
paperback. Zustand: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! Bestandsnummer des Verkäufers S_442511048
Anzahl: 1 verfügbar
Anbieter: Hawking Books, Edgewood, TX, USA
Zustand: Very Good. Very Good Condition. Has some wear. Five star seller - Buy with confidence! Bestandsnummer des Verkäufers X0590026062X2
Anzahl: 1 verfügbar
Anbieter: ThriftBooks-Atlanta, AUSTELL, GA, USA
Paperback. Zustand: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less. Bestandsnummer des Verkäufers G0590026062I3N00
Anzahl: 1 verfügbar
Anbieter: Polly's Books, Grand Rapids, MI, USA
Paperback. Zustand: 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. Bestandsnummer des Verkäufers 40426
Anzahl: 1 verfügbar
Anbieter: The Book Garden, Bountiful, UT, USA
Paperback. Zustand: 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. Bestandsnummer des Verkäufers 995564
Anzahl: 1 verfügbar
Anbieter: The Book Beast, Mountain Grove, MO, USA
Hardcover. Zustand: Good. 1st Edition. Ex-Library. Covers and corners show where from use. Inside is very nice and enjoyable. Bestandsnummer des Verkäufers 005055
Anzahl: 1 verfügbar
Anbieter: GoldBooks, Denver, CO, USA
Paperback. Zustand: new. New Copy. Customer Service Guaranteed. Bestandsnummer des Verkäufers 73E53_66_0590026062
Anzahl: 1 verfügbar