Author:Walter Rogers Johnson

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Walter Rogers Johnson
(1794–1852)
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American scientist, educator and writer. Associated with the Franklin Institute and the Academy of Natural Sciences of Philadelphia. Founding member of the Association of American Geologists and in 1847, the first secretary of its successor, the American Association for the Advancement of Science.

Works

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Some or all works by this author were published before January 1, 1929, and are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.

Public domainPublic domainfalsefalse

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