William Rittenhouse
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William Rittenhouse was an American papermaker and businessman. He served as an apprentice papermaker in the Netherlands and, after moving to the Pennsylvania Colony, established the first paper mill
Rittenhouse established America's first paper mill on the Monoshone Creek
Rittenhouse's home, Paper Industry International Hall of Fame, 1996
Illustration of an early watermark used on paper produced by William Rittenhouse
David Rittenhouse
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David Rittenhouse was an American astronomer, inventor, clockmaker, mathematician, surveyor, scientific instrument craftsman, and public official. Rittenhouse was a member of the American Philosophica
William Rittenhouse
…minister of the church in Germantown, and the first Mennonite bishop in America. He died in Pennsylvania in 1708. His legacy continued to his descendant David Rittenhouse, who had the Rittenhouse name immortalized in Rittenhouse Square, Philadelphia, Pennsylvania. William Rittenhouse is widely noted for having established…
Portrait by Charles Willson Peale, 1796
Rittenhouse's home as it appeared in c. 1919; from this lawn, in 1769, Rittenhouse observed the transit of Venus.
Valley Forge Medical Center and Hospital
A diagram from Rittenhouse's observations of the 1769 transit of Venus