Description
Located on Tanana River at Bluff Cabin Ridge, 1.3 km (0.8 mi) north of Bluff Cabin, 1.6 km (1 mi) south of Goodpaster River and 9.2 km (5.7 mi) east of the community of Big Delta.
History
Named in 1885 by Lieutenant Allen (1887, p84), USA, for Otis Tufton Mason of the Smithsonian Institution.