Cauchy (Augustin-Louis) Memoire sur la theorie de la lumiere, bound together with 7 other articles,24pp. Paris, 1830 § Stevenson(Alan) Observations on the Application of Catadioptric Zones to Lights of the First Order in the System of Fresnnel, 1 engraved plate, Edinburgh, 1840 § Herschel (William) Observations of a Second Comet, [c.1812]; and Experiments for..Telescopes..to determine..small angles etc., [c.1804] § Cavendish (Henry) Experiments to determine the Density of the Earth, 2 engraved plates, [c.1798] § Downes (Olinthus Gregory) Physical Constitution of Comets, 3 lithographed plates, 1860 § Forbes (James D.) Transparency of the Atmosphere..., 9 plates, 6 folding damp stained, [c.1842] § Airy (G.B.) Theoretical Explanation...new Polarity in Light, 1 plate, [c.1840], all bound together, later blue pebbled cloth, [1798 - 1860]; together with 2 others, v.s.(3)

***The Theorie de la lumiere was Cauchey's first of his important papers on light..