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.
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.
Volcanic eruption of Lassen Peak, taken near midday, illuminated from behind, estimated 4-5 miles distant. Touring cars occupy the foreground. Strong shadows.