Cipher

Gecko gladiator

Ali Sparkes ; illustrated by Ross Collins

Ciphers for the little folks: a method of teaching the greatest work of Sir Francis Bacon, baron of Verulam, viscount St. Albans

designed to stimulate interest in reading, writing and number work, by cultivating the use of an observant eye; with an appendix on the origin, history and designing of the alphabet by Helen Louise Ricketts.

The Great Cryptogram: Francis Bacon's Cipher in the So-Called Shakespeare Plays (1887)

Ignatius Donnelly

The Shakespeare Code

Virginia M. Fellows

The first folio of Shake-speare

by Edward D. Johnson.

Francis Bacon's cipher signatures

by Frank Woodward.

Tudor problems: essays on the historical and literary claims alleged to be ciphered in certain Elizabethan and Jacobean books by means of the cipher 'omnia per omnia' invented by Francis Bacon in 1578

by Parker Woodward

Sir Francis Bacon: poet, philosopher, statesman, lawyer, wit.

by Parker Woodward.

Tudor problems: being essays on the historical and literary claims ciphered and otherwise indicated by Francis Bacon, William Rawley, Sir William Dugdale, and others, in certain printed books during the sixteenth and seventeenth centuries

by Parker Woodward.

The cipher in the plays, and on the tombstone

Ignatius Donnelly