Son of President Abraham Lincoln (1843–1926) who served as Secretary of War in the Garfield and Arthur administrations. ALS, one page, 4.5 x 6.75, Isham & Lincoln business letterhead, August 26, 1885. Lincoln writes to W. T. Chapman. In part: “Please accept my thanks for your kindness…. The papers … are what I wanted.” In fine condition, with a touch of mild soiling. R&R COA.