Description:
(English Astronomer) Charles Mason was an English-American astronomer recognized for his significant contributions to 18th-century science and American history. He is most notably remembered for his collaboration with Jeremiah Dixon in surveying the Mason-Dixon line between 1764 and 1768, which established the boundary between Maryland and Pennsylvania, and also separates Delaware and Maryland. Mason's work as an astronomer and surveyor was instrumental in defining the borders of these states and has left a lasting imprint on American geography and history.
