Subject/Tag - Ciphers

American Tales (1st Series)

25. True Blue; or, The Writing in Cipher. A Tale of the Old North State. July 25, 1865

Beadle's Boy's Library of Sport, Story and Adventure (Ivers edition)

12. Mariposa Marsh; or, The Golden Treasure of Spring Steel

Beadle's Half-Dime Library

675. Broadway Billy's best, or, Beating San Francisco's finest

Beadle's New York Dime Library

694. Gideon Grip, the secret shadower, or, The clew of the invisible hand

Beadle's Pocket Library

384. Brimstone Bill's Booty; or, Mariposa Marsh at Dead Man's Gulch

Frank Starr's American Novels

203. True Blue; or, The Writing in Cipher

Nick Carter Weekly

695. The prison cipher, or, Nick Carter and the mysterious substitute