Corporal Heiden, Archer, and Hilliard went to meet hospital corps [bringing Tolly down from glacier], MB-D, 5/17/98; Brookfield, Heiden and Gardner left to go across Hogback, 5/26/98, MB-D; “Heiden came through the brush 10 p.m [to Bjornstad’s camp]. Looked tough. Raft upset in the canyon and he jumped off. Got supper and he started for camp,” MB-D, 6/3/98; Studt, Heiden, Garrett, and Gardner start to overland over [Keystone] canyon, MB-D 6/9/98; Cleave & Heiden came in from across the divide after being away 5 weeks, MB-D, 7/20/98; With Capt. Abercrombie’s party leaving Valdez for interior, MB-D, 8/5/98; Cleave, Heiden and Studt return to Valdez for salt, etc. 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; Discovered and reported Pass (Thompson Pass?) in 1898. Powell sent to survey it in fall of 1898. A. Powell, Trailing. p. 86 ff; Bjornstad and Hallett meet Heiden and Swager cutting trail to meet Schrader party, Cleave and Tolley with them, MB-D, 10/15/98;