Cleave, Studt, and Bjornstad took boat 5 miles up Valdez River [Lowe River], hiked over hill looking for lake [Robe Lake], weather too poor to see, MB-D, 5/29/98; Studt, Heiden, Garrett, and Gardner start to overland over [Keystone] canyon, MB-D 6/9/98; With Capt. Abercrombie’s party leaving Valdez for interior, MB-D, 8/5/98; Returned to Valdez with Heiden and Studt, MB-D 8/8/98; Heiden, Studt, and Swager arrive at Abercrombie’s camp at 12 Mile on the Klutina with salt and mail, MB-D, 8/11/98; On trip through Keystone Pass , over Marshall pass to Copper river with Cleave, in Cleave, Glenn and Abercrombie; Also on Heiden’s trip in Sept. 1898 to make trail through Keystone Canyon, Heiden in Glenn and Abercrombie, p. 605;