Officer in the 7th Cavalry who commanded the pack train at Little Bighorn (1837–1915). Scarce partly-printed DS, signed twice, “E. G. Mathey,” one page, 8.5 x 11, April 1, 1878. Special requisition document ordering “Three (3) Corn Brooms” to fulfill the “monthly allowance of Company K 7th Cavalry.” Signed twice at the conclusion by Mathey as a captain in the 7th Cavalry and countersigned by Elwell Otis as a lieutenant colonel in the 7th Cavalry. In fine condition, with expected document wear and unobtrusive foxing to left edge. Otis (1838–1909) also participated in the action during the Little Bighorn campaign as a member of the 22nd Infantry Regiment. RR Auction COA.