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Boulder Glacier in 1910 and 2007

Detailed Description

Boulder Glacier: circa 1910 M Elrod, Glacier National Park Archives -  8/24/2007 D Fagre & G Pederson, USGS  

Aerial analysis showed that by 1998 Boulder Glacier’s area was less than 0.1 km2, too small to be considered a glacier. 

View the full collection at USGS Photographic Library 



Public Domain.