A Gentleman driving a four-in-hand to a Mail Phaeton, accompanied by three grooms, Henry Thomas Alken, 17851851, British, undated, Graphite and watercolor, Sheet: 6 x 14in. (15.2 x 35.6cm) and Frame: 12 1/16 ? 19 15/16 ? 1 inches (30.7 ? 50.7 ? 2.6 c