Alfred Harrison Joy


English Wikipedia - The Free EncyclopediaDownload this dictionary
Alfred Harrison Joy
Alfred Harrison Joy (September 23, 1882, Greenville, Illinois – April 18, 1973, Pasadena, California) was an astronomer best known for his work on stellar distances, the radial motion of stars, and variable stars.

See more at Wikipedia.org...


© This article uses material from Wikipedia® and is licensed under the GNU Free Documentation License and under the Creative Commons Attribution-ShareAlike License