Close-up of ferns, from directly above, "In Glacier…

Ansel Adams • 1941

Close-up of ferns, from directly above, "In Glacier National Park,"…, 1941

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Close-up of ferns, from directly above, "In Glacier National Park," Montana.

Credit: National Archives, Records of the National Park Service (Record Group 79), 79-AAE-24. Public domain (U.S. federal record). National Archives: access unrestricted, use unrestricted.