Preliminary report of permafrost investigations in the Dunbar Area, Alaska
Series: United States. Geological Survey. Circular; no.42; Geological Survey circular ;; 42.
Published: 1949
Place of publication: Washington
Language: eng
Subjects: Permafrost -- Alaska.; Soils -- Alaska.
Other titles: Permafrost investigations in the Dunbar Area, Alaska.
Notes: Cover title.