Eleanor Roosevelt thanks a chemical engineering firm in Philadelphia for manufacturing water for the king and queen of England on their visit to America.
This video highlights a collection of letters from Eleanor Roosevelt to a chemical engineering firm in Philadelphia—thanking them for manufacturing water for a visit from the king and queen of England.
A war between police and a notorious outlaw riveted South India for more than a decade. At the conflict’s roots was a centuries-old saga of scarcity and control.
In 1880, the 4-year-old American Chemical Society threw a tantrum disguised as a party. Here’s why it still matters.
A potted history of porridge.
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