REFRACTION, ASTRONOMICAL.
Gt. Brit. Commissioners of Longitude.
Tables for correcting the apparent distance of the moon and a star from the effects of re- fraction and parallax. Published by order of the Commissioners of Longitude.
Cambridge cEng.s, Printed by J. Archdeacon printer to the University; and sold by J. Nourse, in the Strand, and Messrs. Mount & Page, on Tower Hill; booksellers to the said Commissioners. M.DCC.LXXII, e1772s
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