William Bass

Cutaway illustration of a cable tram strung across the Colorado River at Hakatai Canyon, carrying sacks of asbestos ore toward a small mine opening in a side canyon wall

Bass Asbestos Mine: William Bass's trail-and-tram asbestos claim

A trail-builder’s side-hustle asbestos claim in Hakatai Canyon, sold for wartime prices in 1917-1918, now a 500-foot no-entry buffer in the park’s rulebook.

Illustrated cutaway of a river-mile marker on a sandy creek-mouth beach next to faint ghosted ruins of an old cable crossing and orchard rows on the far bank

Shinumo Creek: A 100-Yard Camping Rule Over a Torn-Down River Crossing

A narrow modern setback rule sits where William Bass ran a cable crossing and orchard that completed the canyon’s first rim-to-rim trail.