American painter in watercolor and illustrator known for his illustrations in works by well-known 19th century authors (1822–1888). ALS signed “F. O. C. Darley,” two pages on two adjoining sheets, 5 x 8, December 24, 1864. Letter to famous publishers Ticknor and Fields. In part: “As I am going down on Monday to the Army of the Potomac for the purpose of making studies for various war pictures I am about to make, I shall not be able to look over Lowell’s poem till my return…I will then read ‘The Vision of Sir Launfal’ and let you know at once what I can do with it. I can probably give you about two designs a week.” In fine condition, with slight show-through to border of second page due to adhesive remnants to the reverse. Accompanied by an assortment of engravings of Darley’s illustrations. RR Auction COA.