Abstract The Malcom 'Moki Mac' Ellingson river running video collection (circa 1914, 1956-1963) consists of home movies of river trips in southern Utah and the vicinity, most frequently in the Glen Canyon area of the Colorado River. Several films contain footage of Native American towns and customs. The earliest film in the collection is a 16mm copy of a 35mm nitrate, intertitled film of boat trips on the Colorado River circa 1914. The collection also includes some films of Ellingson's family and other...