NEW WORK BY MR. PROCTOR. 



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THE ORBS AROUND US: 



A Series of Familiar Essays on the Moon and Planets, Meteors and Comets, the 



Sun, and Coloured Pairs of Suns. 



By RICHARD A. PROCTOR, B.A. (Camb.), 



Honorary Secretary of the Royal Astronomical Society ; 



Author of ' The Sun,' ' Other Worlds than Ours,' &c. 



London: Longmans, Green, and Co., Paternoster Row. 



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