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 conversation on the weapon salve, a sensational cure.
In early modern Europe, collecting was a way to press order on a world made increasingly strange.
Paul Berg, controversy, and the engineering of life.
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