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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Vendeur : Better World Books: West, Reno, NV, Etats-Unis
Etat : 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. N° de réf. du vendeur 8034899-6
Quantité disponible : 1 disponible(s)
Vendeur : BooksRun, Philadelphia, PA, Etats-Unis
Paperback. Etat : Fair. First Edition. The item might be beaten up but readable. May contain markings or highlighting, as well as stains, bent corners, or any other major defect, but the text is not obscured in any way. N° de réf. du vendeur 0590026062-7-1
Quantité disponible : 1 disponible(s)
Vendeur : Better World Books, Mishawaka, IN, Etats-Unis
Etat : 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. N° de réf. du vendeur 8034899-6
Quantité disponible : 1 disponible(s)
Vendeur : Polly's Books, Grand Rapids, MI, Etats-Unis
Paperback. Etat : 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. N° de réf. du vendeur 40426
Quantité disponible : 1 disponible(s)
Vendeur : ThriftBooks-Dallas, Dallas, TX, Etats-Unis
Paperback. Etat : Fair. No Jacket. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less. N° de réf. du vendeur G0590026062I5N00
Quantité disponible : 1 disponible(s)
Vendeur : Wonder Book, Frederick, MD, Etats-Unis
Etat : 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. N° de réf. du vendeur S10C-03136
Quantité disponible : 1 disponible(s)
Vendeur : The Book Beast, Mountain Grove, MO, Etats-Unis
Hardcover. Etat : Good. 1st Edition. Ex-Library. Covers and corners show where from use. Inside is very nice and enjoyable. N° de réf. du vendeur 005055
Quantité disponible : 1 disponible(s)
Vendeur : GoldBooks, Denver, CO, Etats-Unis
Paperback. Etat : new. New Copy. Customer Service Guaranteed. N° de réf. du vendeur 73E53_66_0590026062
Quantité disponible : 1 disponible(s)
Vendeur : BennettBooksLtd, Los Angeles, CA, Etats-Unis
paperback. Etat : New. In shrink wrap. Looks like an interesting title! N° de réf. du vendeur Q-0590026062
Quantité disponible : 1 disponible(s)