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1
Precambrian geology and mineral resources of the Brier Hill quadrangle, New York.
Government Document Book
2
The Precambrian rocks of the Canton quadrangle /
by Martin, James Cook, 1887-
Published 1916
Government Document Book
3
Trace fossils, small shelly fossils, and the Precambrian-Cambrian boundary : proceedings, August 8-18, 1987, Memorial University /
Published 1988
Government Document Book
4
The Tommotian Stage and the Cambrian lower boundary problem = Tommotskiĭ yarus i problema nizhneĭ granit︠s︡y Kembriya /
Published 1981
Government Document Book
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