Fort Apache, Arizona, Apr 8, 1890 (Apache), cds and star killer duplex (Meyer 4) used as forwarding postmark on cover from Battle Creek, Mich. to Los Angeles, Cal., cover addressed to Col. B.H. Grierson commanding the infamous 10th U.S. Cavalry and docketed in his hand at left, Very Fine. Estimate  $150 - 200. Benjamin Henry Grierson was a career officer in the United States Army. He was a cavalry general in the volunteer Union Army during the Civil War and later led troops in the American Old West. He is most noted for an 1863 expedition through Confederate-held territory that severed enemy communication lines between Vicksburg, Mississippi and Confederate commanders in the Eastern Theater. After the war he organized and led the Buffalo Soldiers of the 10th Cavalry Regiment from 1866 to 1890. $0 (Image)