Alvan Graham Clark

Alvan Graham Clark
Clark in c. 1870
Born(1832-07-10)July 10, 1832
Fall River, Massachusetts
DiedJune 9, 1897(1897-06-09) (aged 65)
Cambridge, Massachusetts
Known forSirius B
Scientific career
FieldsAstronomy
Signature

Alvan Graham Clark (July 10, 1832 – June 9, 1897) was an American astronomer and telescope-maker.

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