Here is a traditional example by Black Hawk. Collected by William Edward Caton, Indian Trader at the Cheyenne Agency in Dakota, and bound in 1881. 76 pages. Statement bound into ledger book: Bound volume of INDIAN PICTURES DRAWN BY BLACK HAWK, CHIEF MEDICINE MAN OF THE SIOUX. This series of sketches by Black Hawk represents the incidents in a long dream. "The winter of 1880-81 was a very severe one at the Cheyenne River Agency in Dakota." Property of Bessie C. Irvin Trust.