Erasmus Reinhold was a German astronomer and mathematician, considered to be the most influential astronomical pedagogue of his generation. He was born and died in Saalfeld, Saxony.
Wilmington is a town in Middlesex County, Massachusetts, United States. Its population was 23,349 at the 2020 United States census.
Daniel Kirkwood was an American astronomer.
Sears Cook Walker was an American astronomer.
Henry Smith Pritchett was an American astronomer, university president and philanthropist.
Forest Ray Moulton was an American astronomer. He was the brother of Harold G. Moulton, a noted economist.
Sir Robert Stawell Ball was an Irish astronomer who founded the screw theory. He was Royal Astronomer of Ireland at Dunsink Observatory.
William Chauvenet was a professor of mathematics, astronomy, navigation, and surveying who was instrumental in the establishment of the U.S. Naval Academy at Annapolis, Maryland, and later the second chancellor of Washington University in St. Louis.
Frederick Slocum was an American astronomer. He was the director of Van Vleck Observatory.
Samuel Alfred Mitchell was a Canadian-American astronomer who studied solar eclipses and set up a program to use photographic techniques to determine the distance to stars at McCormick Observatory, where he served as the director.
Ormond Stone, was an American astronomer, mathematician and educator. He was the director of Cincinnati Observatory and subsequently the first director of the McCormick Observatory at the University of Virginia, where he trained a significant number of scientists. He served as the editor of the Annals of Mathematics and towards the end of his life made donations which led to the founding of the Fairfax Public Library System.
Richard Sears McCulloh was an American civil engineer and professor of mechanics and thermodynamics at the Washington and Lee University, Lexington, Virginia.
David Edwin Pingree was an American historian of mathematics in the ancient world. He was a University Professor and Professor of History of Mathematics and Classics at Brown University.
Robert Patterson was an Irish-American mathematician and director of the United States Mint from 1806 to 1824. He was a professor of mathematics at the University of Pennsylvania from 1779 to 1810, professor of natural history and mathematics and vice provost from 1810 to 1813. At the request of Thomas Jefferson, he advised Meriwether Lewis on the purchase and usage of navigational equipment for the Lewis and Clark Expedition.
Noel Mark Swerdlow was a professor emeritus of history, astronomy and astrophysics at the University of Chicago. He was a visiting professor at the California Institute of Technology.
Alexander Williams Biddle was an American businessman from Pennsylvania. He was a member of the prominent and wealthy Biddle family and the grandson of American Revolutionary War soldier Clement Biddle. He served as an officer in the Union Army during the American Civil War and fought in some of the key battles of the war.
The David Rittenhouse Laboratory (DRL) is an academic and research building at the University of Pennsylvania in Philadelphia, Pennsylvania, USA. The building is named for David Rittenhouse, a notable American astronomer and Penn professor of the 18th century and the president of the American Philosophical Society.
The Thomas A. Scott Professorship of Mathematics is an academic grant made to the University of Pennsylvania. It was established in 1881 by the railroad executive and financier Thomas Alexander Scott.
Charles Jasper Joly was an Irish mathematician and astronomer who became Royal Astronomer of Ireland. He was an important figure in the study of quaternions.
Joseph Stillman Hubbard was an American astronomer from New Haven, Connecticut. He graduated from Yale University in 1843, whither he had been attracted by Ebenezer Porter Mason, then one of Yale’s enthusiastic astronomers. Subsequently he studied mathematics and astronomy at home, and also taught for a while in a classical school, but early in 1844 he went to Philadelphia as assistant of Sears Cook Walker, who had charge of the observatory of the high-school in that city.
