Category: Math Puzzles Etc.

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Pattern & Nonpattern Words of 2 to 6 Letters

By: Andree, Richard V.

Price: $82.03

Publisher: Norman, OK, Raja: 1977

Edition: Limited/Numbered.

Seller ID: 71080

ISBN: B0020O4QZE

Condition: Very Good


This lithographed list contains 24,000 words having 2, 3, 4, 5, or 6 letters. The words are listed in alphabetical order and also in reverse alphabetical order. Useful to cryptographers and wordsmiths at both the professional and amateur level. Staplebound. Limited edition, only 300 copies printed. Nice Firm Clean copy ! 118 pages. View more info

Sophisticated ciphers (Problem solving and logical thinking)

By: Andree, Richard Vernon

Price: $55.01

Publisher: Dept. of Mathematics, University of Oklahoma: 1978

Seller ID: 101674

ISBN: B0006X7MVG

Condition: Good+


Moderate general wear. 149 pages. View more info

Digraphic substitution: The Playfair cipher, the four square cipher (Practical cryptanalysis)

By: Bowers, William Maxwell

Price: $63.79

Publisher: American Cryptogram Association: 1959

Seller ID: 101669

ISBN: B0007EYV18

Condition: Good+


Moderate general wear. Staples have wear. 46 pages. View more info

Digraphic substitution: The Playfair cipher, the four square cipher (Practical cryptanalysis)

By: Bowers, William Maxwell

Price: $68.40

Publisher: American Cryptogram Association: 1960

Edition: First Edition. 1st Printing.

Seller ID: 115472

ISBN: B0007EYV18

Condition: Fine


Nice Firm copy ! Previous owner ink stamp. 46 pages. View more info

Image for Mensa: Mighty Mind Benders: 75 Number Puzzles

Mensa: Mighty Mind Benders: 75 Number Puzzles

By: Chronicle Books Staff

Price: $13.63

Publisher: San Francisco, CA, Chronicle Books: 1999

Seller ID: 119316

ISBN: 081182263X

Condition: Very Good


Nice Firm Clean copy ! View more info

The Cryptogram Magazine, Official Publication of the American Cryptogram Association, Volumes XXXIV 1968 to LXXV 2009

By: The American Cryptogram Association

Price: $273.60

Publisher: the American Cryptogram Association: 1968

Edition: First Edition. 1st Printing.

Seller ID: 118617

ISBN: xxxxxxxx61

Condition: Near Fine


Includes 1968 to 2009, 6+ issues per year. Also includes 4 additional issues from 1966, 1967 and 2010. View more info

The Cryptogram Volumes XLI to L Numbers 1 to 6 (1975-1984 68 Issues) - Official Publication of the American Cryptogram Association

By: Various

Price: $164.16

Publisher: American Cryptogram Association: 1984

Seller ID: 101686

ISBN: B00KJR69RM

Condition: Very Good


Includes volumes XLI to L (1975-1984), issues 1 to 6. Also includes 9 additional issues. Complete except missing Volume L September-October number 5. Total of 68 issues. View more info