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Jan 1, 1940

Jan 1, 1947

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Jan 1, 1940

R. Dawson Hall, who has long been a member of the editorial staff of Coal Age, has been appointed managing editor. Increase the Promise of the future. Buy W. S. S.

Jan 7, 1919

Dr. George Ferdinand Becker, a prominent geologist, connected with the United States Geological Survey since 1879, died at his home in Washington, D. C., Apr. 21, at the age of seventy-two.

Jan 5, 1919

Jan 1, 1923

Jan 1, 1940

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