at the confluence of Mason and Clayhill Sloughs, N of Clay I., 10 mi. E of Birches, Kokrines-Hodzana High.
Riverboat pilots' name shown on a 1940 "Navigation Chart of the Tanana-Yukon Rivers" published by the Department of the Interior.
Brant Island, Clay Island, Cronin Island, Flora Island, Flora Island, Lange Island, Tremel Island,
Mountains:Ridges:Streams:Clayhill Slough, Cronin Slough, Painter Slough,
Streams:Buster Creek, Dickson Creek, Dicky Creek, Flat Creek, Gold Run Creek, Golden Creek, Henderson Creek, Illinois Creek, Linda Creek, Mason Creek, Miner Creek, Nugget Creek, Shale Creek, Shovel Creek, Willow Creek, Wilson Creek,
Valleys:Cities: