Please note that the provenance for this lot is as follows:
M. Knoedler & Company, New York, New York, 1964.
Northern Natural Gas Company, Omaha, Nebraska, 1967.
InterNorth Art Foundation, Omaha, Nebraska.
Joslyn Art Museum, Omaha, Nebraska, 1968.
Autry Museum of Western Heritage, Los Angeles, California, 1987.
Also please note that this work is included in the following literature:
William H. Goetzmann, The West as Romantic Horizon, University of Nebraska Press, Omaha, Nebraska, 1981, p. 74, number 6