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- Subject is exactly "Refracting telescopes--Pictorial works"
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[Barnard with Refractor Telescope at Lick Observatory, CA]
While at Lick Observatory, Barnard was the first astronomer to discover a comet using photgraphic plates. In 1889, he became the first astronomer to observe the eclipse of Saturn's satellite Iapetus.
[Barnard Leaning against Telescope at Lick Observatory, Mt. Hamilton, CA]
Barnard moved to California in 1887 to inaugurate the new observatory at Mount Hamilton near San Jose. He discovered the first non-Galilean moon of Jupiter, Amalthea, in September 1892 over 275 years after Galileo's discoveries. Observatory staff…