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The Very Fascinating Elizabeth J. Magie

Posted by: Ellen Terrell

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Charles Nessler, Inventor and Hair Entrepreneur

Posted by: Ellen Terrell

Snowflakes in Print

Posted by: Nate Smith

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Du Pont: From French Exiles to the Toast of the Brandywine

Posted by: Natalie Burclaff

Catalyzing Chemists – African Americans in the Chemical Sciences

Posted by: Nate Smith

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Ride the (electromagnetic) Wave with Percy Spencer!

Posted by: Nate Smith

Stuck on You: National Chemistry Week 2020

Posted by: Nate Smith

The Peripatetic U. S. Patent Office: Locations 1790 to Present

Posted by: Nate Smith

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How the U.S. Census Drove Computing Technology

Posted by: Ellen Terrell