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Cosmology and Ethnology

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Figure 6a - Amos Bad Heart Bull, plate 12.
Helen H. Blish, A Pictographic History of the Oglala Sioux.
Lincoln: University of Nebraska Press, 1967.

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Figure 6b - Black Hawk Ledger Book, plate 70
Courtesy of the Eugene and Clare Thaw Collection,
New York State Historical Association, Cooperstown, NY.

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