Catalog of Unconfirmed Comets - Volume 1: 1600-1899 (Historical & Cultural Astronomy)
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On the cause of the non-appearance of certain periodic comets on their predicted returns
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Catalog of Unconfirmed Comets - Volume 2: 1900 to the Present (Historical & Cultural Astronomy)
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Posterazzi 73P also known as Schwassmann-Wachmann 3 is a periodic comet in our solar system which is in the process of disintegrating Poster Print, (17 x 11)
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Posterazzi 73P also known as Schwassmann-Wachmann 3 is a periodic comet in our solar system which is in the process of disintegrating Poster Print, (34 x 23)
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Researches as to the identity of the periodic comet of 1889-1896-1903 (Brooks) with the periodic comet of 1770 (Lexell) [By] Charles Lane Poor. 1904 [Leather Bound]
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Periodic Comet
Caswell BLACK OXIDE CONCENTRATE 1 QT
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JUSTTOP Digital Tire Pressure Gauge, 150PSI 4 Setting for Cars, Trucks and Bicycles, Backlit LCD and Anti-Skid Grip for Easy and Accurate Reading(Red)
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Comet Me Bro Funny Space Science Pun Gift T-Shirt
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