1st issue with 5-line errata in volume I and 7-line errata in volume II 2 volumes, Octavo, 1st edition, 1st issue, London: John Murray, 1868. This remarkable work by Darwin contains the first occurrence of the phrase "survival of the fittest" originally coined by Herbert Spencer in Principles of Biology (1864).Wood-engraved illustrations, advertisement leaf at end of volume II, bound without the 32 pp. advertisements at end of volume I. Contemporary tan half calf, spines with green and brown labels and splendid gilt decoration, a superb clean copy.