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Ancestors of the inventor John ERICSSON
Ancestry of the Swedish inventor of the screw propeller and the ironclad U.S.S. Monitor.
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Ancestry of Charles Darwin: The Family Origins of the Author of the Origin of Species | Suite101.com
Charles Darwin, author of The Origin of Species, was the product of two families of outstanding thinkers and scientists: the Darwins and the Wedgwoods.
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Emma Wedgwood Darwin, first cousin and wife of Charles Darwin, was the granddaughter of the famous founder of the prestigious English pottery firm of Josiah Wedgwood.
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Book for sale about the Kentucky farmer who a invented wireless telephone.
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The Full-Text Database contains all the 6.5 million US patents issued since 1790. In the form of searchable patent numbers and current US classifications hyperlinked to full-page images of each page of each patent.
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