Mathews, Richard. The Yukon / Illustrated by Bryan Forsyth. - New York : Holt, 1968. - 313 p. : ill., map. - Rivers of America . Includes bibliographical references. LCCN: 68021745 Subjects--Topical Terms: Yukon River (Yukon and Alaska) Subjects--Geographic Terms: Alaska--History.Canada--History. Dewey Class. No.: 979.8