Adventures in Research | (09) The Immigrant Inventor || (10) Dirty Hands || Broadcast: March 1943; April 1943

The Immigrant Inventor -- The story of Michael Pupin, who arrived from Hungary and invented many telephone and telegraph devices.

Dirty Hands -- The story of Dr. Ignaz Phillip Semmelweis, who pioneered in the use of asepsis and cleanliness at childbirth.

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