Union general who was removed from command by Lincoln for failure to continue pressure on Lee's army during the Peninsula Campaign. ALS, one page, 4.5 x 6.75, April 18, 1884. From New York to General H. L. Abbott, an introduction to Captain Carl Stuart. In full: 'My dear General, Permit me to introduce to you Captain Carl Stuart, of the Royal Swedish Engineers and commend him to your kind courtesy. Always your friend, Geo. B. McClellan.' In fine condition, with two pinholes to the left side and a red pencil notation along top. RRAuction COA.