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Soil Survey (reconnaissance) of the Columbia Basin Area, Washington
Arthur Thomas Strahorn
Eugene Johnson Carpenter
Scott Preston Ewing
Arthur Floyd Heck
Henry Herman Krusekopf
Herbert Arthur Lunt
Wilbert Walter Weir
出版
U.S. Government Printing Office
, 1934
URL
http://books.google.com.hk/books?id=YdUUzwEACAAJ&hl=&source=gbs_api