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david p t young
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The Juneau Gold Belt, Alaska
Arthur Coe Spencer, George Curtis Martin, Samuel Stinson Gannett, Charles Will Wright, David Henry Baldwin · Yayınevi bilinmiyor
394 sayfa · 1906
Coal
Economic Geology of the Beaver Quadrangle, Pennsylvania
Arthur Coe Spencer, Geological Survey (U.S.), George Curtis Martin, Henry Gannett, Lester Hood Woolsey, Louis Caryl Graton, Ray Smith Bassler, Samuel Stinson Gannett, Charles Will Wright, David Henry Baldwin · Yayınevi bilinmiyor
1366 sayfa · 1907
Bryozoa, Fossil