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Geology of the Dallas and Valsetz Quadrangles, Ore...
作者
Elton Albert Youngberg / Ewart Merlin Baldwin / Fay Wilmott Libbey / John Eliot Allen / William Donald Wilkinson / William Henry Twenhofel / Wallace Dean Lowry / Ralph S. Mason
出版1944
ISBN
UIUC:30112027741377
主題
Bauxite
Mines and Prospects of the Mount Reuben Mining Dis...
作者
Elton Albert Youngberg
出版1947
ISBN
STANFORD:36105017163606
主題
Geology
Mines and Prospects of the Mount Reuben Mining Dis...
作者
Elton Albert Youngberg
出版1947
ISBN
STANFORD:36105017163606
主題
Geology