Cipher

1,421 books
The Mammoth Book of Secret Codes and CryptogramsElonka Dunin
⏱ 10h 0m

The Mammoth Book of Secret Codes and Cryptograms

Elonka Dunin

2006600 pp.
In Too Deep (The 39 Clues, #6)Jude Watson
⏱ 3h 26m

In Too Deep (The 39 Clues, #6)

Jude Watson

2011206 pp.
Manual for the solution of military ciphersParker Hitt
⏱ 1h 41m

Manual for the solution of military ciphers

Parker Hitt

1916101 pp.
The Power of ThreeH. L. Dennis
⏱ 5h 36m

The Power of Three

H. L. Dennis

2012336 pp.
Breaking secret codesJillian Gregory

Breaking secret codes

Jillian Gregory

2011No page data
Studies in the bi-literal cipher of Francis BaconGertrude Horsford Fiske
⏱ 3h 8m

Studies in the bi-literal cipher of Francis Bacon

Gertrude Horsford Fiske

1913188 pp.
Codes, ciphers, and other secretsKarin N. Mango
⏱ 1h 33m

Codes, ciphers, and other secrets

Karin N. Mango

198893 pp.
William Wenton and the Impossible PuzzleBobbie Peers
⏱ 4h 32m

William Wenton and the Impossible Puzzle

Bobbie Peers

2017272 pp.
The dynamite book of top secret informationChip Lovitt
⏱ 1h 20m

The dynamite book of top secret information

Chip Lovitt

197880 pp.
The solution of codes and ciphersLouis C. S. Mansfield
⏱ 2h 42m

The solution of codes and ciphers

Louis C. S. Mansfield

1936162 pp.
The alphabet-cipherLewis Carroll

The alphabet-cipher

Lewis Carroll

1870No page data
The kids' code and cipher bookNancy Garden
⏱ 2h 43m

The kids' code and cipher book

Nancy Garden

1981163 pp.
The Mathematics of SecretsJoshua Holden
⏱ 6h 32m

The Mathematics of Secrets

Joshua Holden

2017392 pp.
SteganographiaJohannes Trithemius
⏱ 3h 0m

Steganographia

Johannes Trithemius

1606180 pp.
Beyond the Grave (The 39 Clues, #4)Jude Watson
⏱ 3h 12m

Beyond the Grave (The 39 Clues, #4)

Jude Watson

2009192 pp.
The Mysterious Bible CodesGrant R. Jeffrey
⏱ 3h 25m

The Mysterious Bible Codes

Grant R. Jeffrey

1998205 pp.
The Cat's elbow and other secret languagesAlvin Schwartz
⏱ 1h 22m

The Cat's elbow and other secret languages

Alvin Schwartz

165682 pp.
Famous stories of code and cipherRaymond Tostevin Bond
⏱ 5h 42m

Famous stories of code and cipher

Raymond Tostevin Bond

1947342 pp.
The ciphers of the monksDavid A. King
⏱ 8h 26m

The ciphers of the monks

David A. King

2001506 pp.
The Medusa plotGordon Korman
⏱ 2h 13m

The Medusa plot

Gordon Korman

2011133 pp.
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