Topographic map, Mount St. Helens, C.E. 1919 annotated with locatio...

Topographic map, Mount St. Helens, C.E. 1919 annotated with locatio...

Detailed Description

Due to the cataclysmic eruption of May 18, 1980, many of the locations annotated on this map are now either covered or no longer visible.

Details

Image Dimensions: 1258 x 1598

Source:


Adapted from