From John Cobb field notebook: Hoist at the Glory Hole, treadwell. May 24, 1911 *Subjects (LCTGM): Gold mining--Alaska--Treadwell *Subjects (LCSH): Alaska Treadwell Gold Mining Company; Headframes (Mining)--Alaska--Treadwell; Hoisting machinery--Alaska--Treadwell; Gold mines and mining--Alaska--Treadwell