scientific article published in 1904

scientific article published in 1910

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scientific article published in 1918

By: Adams, Charles C. (Charles Christopher), - McCreary, Otto - Morse, Albert P. (Albert Pitts), - Peet, Max Minor, - Ruthven, Alexander Grant, - Walker, Bryant, - Wood, Norman Asa, - Michigan. Geological Survey - University of Michigan. Univers

scientific article published in 1920

scientific article

[Washington]Carnegie Institution of Washington, 1907.

Washington: Carnegie Institution of Washington, 1907.

scientific article published in 1929

scientific article published in 1924

Boston, Mass., Printed for the Society, 1920.

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scientific article published in 1904

scientific article published in 1906

scientific article published in 1895

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scientific article

scientific article

scientific article published in 1903

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Orono: Maine Agricultural Experiment Station, 1921.

scientific article published in 1907

Washington: Carnegie Institution of Washington, 1904.

scientific article published in 1895

scientific article published in January 1905

scientific article published in 1931

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scientific article published in 1934

scientific article published in 1911

scientific article published in July 1927

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