Mason, Max, 1877-1961
Charles Mason papers, 1750-1815.
Included in these papers are letters, memoranda, computations, and tables. They include observations of the moon, and tables of its orbit.
Charles Mason was an astronomer and surveyor. He was elected to the American Philosophical Society in 1768. He is best known for his role in the MasonDixon line survey.
Mason, Max, 1877-1961
Astronomy
Moon -- Observations.
Moon -- Orbit.
AIP-ICOS
American Philosophical Society. Library. 105 South Fifth Street, Philadelphia, PA 19106, USA