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Nos. III. AND IV. INSTRUMENTS FOR DESCRIBING SPIRALS
R. G. Haddan, W. Flight and Α. Αikin
Transactions of the Society, Instituted at London, for the Encouragement of Arts, Manufactures, and Commerce
Vol. 49, [PART II] (1833-34), pp. 26-30
Stable URL: http://www.jstor.org/stable/24370521
Page Count: 5