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History
Geological Society of America
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The Geological Society of America (GSA) is a nonprofit organization dedicated to the advancement of the geosciences.
The GSA headquarters building in Boulder, Colorado, U.S.
The GSA headquarters building in Boulder, Colorado, U.S.
Geological field excursion to Harpers Ferry, West Virginia, April 30, 1897, following the George Huntington Williams Memorial Lectures delivered by Si
Geological field excursion to Harpers Ferry, West Virginia, April 30, 1897, following the George Huntington Williams Memorial Lectures delivered by Sir Archibald Geikie at Johns Hopkins University. The photograph was taken by Joseph S. Diller at Jefferson Rock, above Harpers Ferry. Individuals in photo include (starting at top): Cleophas C. O'Harra, Sir Archibald Geikie, Frederick H. Newell, Henry B. Kümmel, George Burbank Shattuck, Rollin D. Salisbury, Arthur Clifford Veatch, Louis Marcus Prindle,
Alexander Winchell
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Alexander Winchell was an American geologist who contributed to this field mainly as an educator and a popular lecturer and writer. His views on evolution aroused controversy among his contemporaries; today the racism of these views is more cause for comment.
Alexander Winchell
Alexander Winchell