Browse Items (52 total)

  • Collection: Yosemite Museum of the National Park Service

mpd0051a.jpg
Last glacial stage, 20,000 years ago, as portrayed in the fifth of six paintings by H. A. Collins, Sr., depicting geologic stages in the carving of Yosemite Valley.

mpd0052a.jpg
Lake stage, 10,000 years ago, as portrayed in the sixth of six paintings by H. A. Collins, Sr., depicting geologic stages in the carving of Yosemite Valley.
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