Manuscripts
From Bass Asbestos Mine in Hakatai Canyon looking across and down this canyon. A trail appears on right bank. There were many burros in the area
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A seam of asbestos at the Bass Mine in Hakatai Canyon. The fibers were a maximum of 2 inches long
Manuscripts
mssMarston papers V073/0023

Horizontal shaft about 25 feet deep at Bass Asbestos Mine in Hakatai Canyon. Note hand tools at left
Manuscripts
mssMarston papers V073/0020



