Brown charcoal drawing on tan paper, 10.25 x 13 in. (sight), framed to 16 x 20 in. The Dark Horse Candidate, 1860. Signed lower right and dated 1972. A profile view of Lincoln as presidential candidate.Lloyd Ostendorf (American, 1921-2000), noted Lincoln historian and commercial artist of Dayton, Ohio, published five important books on Lincoln including Lincoln in Photographs (1963), a compilation of every known image of the sixteenth president. His obituary in the Chicago Tribune described him as "the definitive cataloger of Lincoln."