DARWIN, CHARLES. On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle of Life. London: John Murray 1859. 8vo-sized 12mo, original green blind-stamped ripple-grained cloth, spine gilt, Freeman variant "a", uncut, brown endpapers, original binders' ticket of Edmonds & Remnants on rear pastedown; ends of spine, the top of upper and lower joint and the corners worn, half-title and title-leaf with vertical crease, edges of leaves slightly darkened, short repaired tear in B1, green quarter morocco folding case. FIRST EDITION, half-title, folding lithographed diagram by W. West. Freeman 373; Grolier English 96; Grolier/Horblit 23b ("THE MOST INFLUENTIAL SCIENTIFIC WORK OF THE NINETEENTH CENTURY"); Dibner Heralds of Science 199; PMM 344(b).