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Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, gelatin silver Blue Glacier, Washington Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, photographic p A base level plain with a mo … Unidentified photographer |
Undated [photographs, photographic p Close view of a base level p … Unidentified photographer |
Undated [photographs, photographic p Kansan drift overlain by loe … Unidentified photographer |
Undated [photographs, photographic p Kansan drift overlain by loe … Unidentified photographer |
Undated [photographs, photographic p Blocks of Aftonian gravel in … Unidentified photographer |
Undated [photographs, photographic p Close view of part of blocks … Unidentified photographer |
Undated [photographs, photographic p Ice push on east shore of Cl … Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier, Greenland Unidentified photographer "C … |
Undated [photographs, gelatin silver Unknown glacier, Greenland Unidentified photographer "C … |
Undated [photographs, gelatin silver Unknown glacier, Greenland Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier, Greenland Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, chromogenic co Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Iceberg Lake, Montana Unidentified photographer |
Undated [photographs, gelatin silver University Peak, California Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Dana Glacier, California Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier, Alaska and/ … Unidentified photographer |
Undated [photographs, gelatin silver Clements Mountain, Montana Unidentified photographer |
Undated [photographs, gelatin silver Grinnell Glacier, Montana Unidentified photographer |
Undated [photographs, gelatin silver Unknown glacier, Brown Pass, … Unidentified photographer |
Undated [photographs, gelatin silver Clements Mountain, Montana Unidentified photographer |
Undated [photographs, gelatin silver Swiftcurrent Mountain, Monta … Unidentified photographer |
Undated [photographs, gelatin silver Clements Mountain, Montana Unidentified photographer |
Undated [photographs, gelatin silver Clements Mountain, Montana Unidentified photographer |
Undated [photographs, gelatin silver Agassiz Glacier, Montana Unidentified photographer |
Undated [photographs, gelatin silver Chaney Glacier and Pyramid P … Unidentified photographer |
Undated [photographs, gelatin silver Swiftcurrent Glacier, Montan … Unidentified photographer |
Undated [photographs, gelatin silver Sperry Glacier, Montana Unidentified photographer |
Undated [photographs, photographic p Unknown glacier Unidentified photographer |
Undated [photographs, slides (photog World Data Centers: A - USA, … Unidentified photographer |
Undated [photographs, slides (photog WDC-A room, showing current … Unidentified photographer |