Browse Items (303 total)

Snow patches and the rocky peaks of Mt. Langley and Mt. McAdie, photographed from above.

Remarkable image of the eruption, illuminated from the right, showing the ash cloud. Inscription on image refers to the appearance of the ash cloud as "Vulcan's Face" which can be seen facing the left.

Image shows snow covered peak with debris flows clearly delineated. Flows appear to be on top of the snow cover.

Lassen Peak eruption showing large rock in left foreground. Rock is annotated "Hot Rock". View toward the peak shows a debris flow from the crater. Sections of the image are overexposed.

A rocky summit and glacier.

A snowy landscape with rocky peaks in the background.

Three peaks photographed from a rocky slope. The more distant two are Mount Ritter and Mount Rodgers. The peak in the foreground is Mt. Lyell.

A man in a ranger's hat leaning back and relaxing against a large boulder, only his head and arms visible above the rock. Rock Creek Basin spread out below him and Mount Morrison across the valley.

Peaks with snow couloirs occupy center of image. Distant features obscured by haze.

Two rocky peaks (Mount Ritter and Banner Peak) and an alpine lake.