Captain D. C. Poole. Among the Sioux of Dakota: Eighteen Months Experience as an Indian Agent. New York: D. Van Nostrand, 1881. First edition. Graff 3315; Howes P470. Twelvemo. 235pp. Publisher’s red decorative cloth, spine lettered and decorated in gilt and black, front cover decorated in black, rear cover in blind, endleaves.....