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  3. Polygon block broken off along a frost crack. Canning district, Northern Alaska region, Alaska. ca. 1910.

Polygon block broken off along a frost crack. Canning district, Northern Alaska region, Alaska. ca. 1910.

Dates

Date Taken
1910

Summary

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.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Leffingwell, Ernest de Koven

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lek00016.jpg thumbnail 8.25 MB image/jpeg
lek00016.tif 8.55 MB image/geotiff

Material Request Instructions

Available in U.S. Geological Survey Photographic Collection, Leffingwell, E. Collection.
 
 

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This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html
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Identifiers

Type Scheme Key
name photoLibrary lek00016
number photoLibrary 21707
batch photoLibrary btch372
number_in_book photoLibrary 16

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