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Radcliffe Tracts 208 (8)Adie, John
"On the Advantages to be derived from the Use of Metallic Reflectors for Sextants and other Reflecting Instruments; and on Methods of directly determining the Errors in Mirrors and Sun-Shades used in Reflecting Instruments"
offprint from Transactions of the Royal Society of Edinburgh, vol. XVI, 1845, pp. 61-65.
[1934-41]
1845