Hegemann, Elizabeth Compton, 1897-1962. Navaho trading days. [electronic resource] / With photos. by the author.. — [Albuquerque] : University of New Mexico Press, [1963]. — 388 p. : illus. 28 cm. LCCN: 62019922 Subjects--Topical Terms: Trading posts--North America.Navajo Indians. Subjects--Geographic Terms: Arizona--Social life and customs. LC Class. No.: F811 / .H4 Dewey Class. No.: 970.3