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Filters: Tags: {"type":"collection "} (X) > partyWithName: Leffingwell, Ernest de Koven (X)

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Album caption: Polygon block broken off along a frost crack, north shore, Alaska. Index card: Polygonal tundra block broken off along frost crack, north side of Flaxman Island. Canning district, Northern Alaska region, Alaska. ca. 1910. Notes: Published in U.S. Geological Survey Professional paper 109, Plate XXXI-B. 1919.
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Album caption: Mound of sand shoved up by sea ice, Arctic Coast. Handwritten notes on album caption: See # 5 Index card: Sand mound shoved up by sea ice, Arctic Coast. Canning district, Northern Alaska region, Alaska. ca. 1910.
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Album caption: Ice scene, Beaufort Sea. Handwritten notes on album caption: See #5 Index card: Ice scene, Beaufort Sea. Canning District, Northern Alaska Region, Arctic Slope, Alaska.


    map background search result map search result map Ice scene, Beaufort Sea. Canning district, Northern Alaska region, Alaska. ca. 1910. Mound of sand shoved up by ice, Arctic Coast. Canning district, Northern Alaska region, Alaska. ca. 1910. Polygon block broken off along a frost crack. Canning district, Northern Alaska region, Alaska. ca. 1910. Ice scene, Beaufort Sea. Canning district, Northern Alaska region, Alaska. ca. 1910. Mound of sand shoved up by ice, Arctic Coast. Canning district, Northern Alaska region, Alaska. ca. 1910. Polygon block broken off along a frost crack. Canning district, Northern Alaska region, Alaska. ca. 1910.