George Bassett Clark
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George Bassett Clark (February 14, 1827 – December 20, 1891) was an American instrument maker and astronomer.
Born in Lowell, Massachusetts and educated at Phillips Academy, Andover, he was the son of Alvan Clark, part of a family of refracting telescope makers in the 19th century. In 1846, George Bassett Clark joined his father and brother at the family's telescope works in Cambridge, Massachusetts.<ref name=NYT99>Template:Cite news</ref> The firm, Alvan Clark & Sons, made many of the record-breaking refracting instruments, including the still-largest refracting telescope at the Yerkes Observatory, gaining "worldwide fame and distribution", wrote one author on astronomy in 1899.<ref name=NYT99 /> Clark was elected a Fellow of the American Academy of Arts and Sciences in 1878.<ref name=AAAS>Template:Cite web</ref>