Word: cambrian
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Dates: during 1890-1890
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Geological Conference. Papers by Dr. J. E. Wolff, "On the Lower Cambrian age of a part of the Stockbridge Limestone in Western Vermont;" Mr. R. E. Dodge, "On the Surface Geology of the Housatonic Valley;" Mr. C. R. Eastman, "On certain Igneous Contracts at Worcester, Mass." Geological Laboratory...
Geological Conference. Papers by Dr. J. E. Wolff, "On the Lower Cambrian age of a part of the Stockbridge Limestone in Western Vermont;" Mr. R. E. Dodge, "On the Surface Geology of the Housatonic Valley;" Mr. C. R. Eastman, "On certain Igneous Contracts at Worcester, Mass." Geological Laboratory...