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Results of Seven Years Observations of the Dip and Horizontal Force at Stonyhurst College Observatory, from April 1863 to March 1870. [Abstract]
S. J. Perry
Proceedings of the Royal Society of London
Vol. 19 (1870 - 1871), pp. 368-370
Published by: Royal Society
Stable URL: http://www.jstor.org/stable/112944
Page Count: 3