The Hunting of the Snark based on a draft by Lewis Carroll, the Snark was allowed to show up in an illustration by Henry Holiday, where it appeared in a dream of the Barrister. The illustration to the chapter "The Banker's Fate" might contain pictorial references to the etching "The Image Breakers" by Marcus Gheeraerts the Elder, to William Sidney Mount's painting "The Bone Player" and to a photograph by Benjamin Duchenne used for a drawing in Charles Darwin's "The Expression of Emotions in Man and Animals". Upon the printing of the book on 29 March 1876, Carroll gave away eighty signed copies to his
Darwin from Descent of Man to Emotions our work; and of these you rank as the first." With "the little strength left in me" he reopened his enquiries into earthworms, requesting information from correspondents. The 6th edition of "Origin of Species" was published by Murray on 19 February 1872 at a price kept down to 7s. 6d. by using minute print, and sales increased from 60 to 250 a month. Through the spring Darwin pressed on with "The Expression of the Emotions in Man and Animals", pointing to shared evolution in contrast to Charles Bell's "Anatomy and Physiology of Expression" which claimed divinely created muscles to express