Alphabetical Index Index by Year of Birth
Samuel Pierpont Langley
* 1834 in Roxbury/Massachusetts
+ 1906 in Aiken/South Carolina
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Samuel Pierpont Langley was an American astronomer, physicist, inventor of the bolometer
(measuring the power of incident electromagnetic radiation) and aviation pioneer.
In addition to becoming the third Secretary of the Smithsonian Institution,
he was also a professor of astronomy at the University of Pittsburgh,
where he was the director of the Allegheny Observatory.
2021 J. Giesen