Son of Abraham Lincoln, and secretary of war under Garfield and Arthur. DS, one page, 8.5 x 14, July 6, 1883. Articles of agreement between Secretary of War Lincoln and the Metzger brothers to furnish the War Department with soap and wax tapers. Signed at the bottom in fountain pen by Lincoln. In fine condition, with some light toning and partial seal remnants to lower right. RRAuction COA.