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The Orbit Of Iapetus, The Outer Satellite Of Saturn...

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Observations of Double Stars Made at the United States Naval Observatory, Volume 2

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Reports On Telescopic Observations Of The Transit Of Mercury, May 5-6, 1878

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Parallax Of A Lyræ And 61 Cygni...

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Observations of double stars made at the United States naval observatory

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Observations of Double Stars Made at the United States Naval Observatory; Volume 1

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Observations And Orbits Of The Satellites Of Mars: With Data For Ephemerides In 1879

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