Catalogue Entry: OTHE00103

^[1] Optics, Book i., Part ii., Prop. 10.

^[2] Optics, Book ii., Part iii.

^[3] A full account of these experiments, with coloured drawings of the spectra, will be found in the Edinburgh Transactions, 1833, vol. xii. pp. 538-545.

^[4] See Phil. Trans. 1814, p. 397, and 1836, pp. 55, 56.

^[5] See Layard's Discoveries in the Ruins of Nineveh, 1853, pp. 674-676; and Phil. Trans. 1837, p. 249.

^[6] See Edinburgh Transactions, 1829, vol. xi. p. 322; and Reports of the British Association, 1844, p. 9.

^[7] See Phil. Trans. 1814, p. 397; and 1829, p. 301.

^[8] See Edinburgh Transactions, 1833, vol. xii. p. 512; and 1846, vol. xvi. p. 111; Reports of the British Association, 1838, pp. 10-12; Phil. Trans. 1845, p. 143; and 1852, p. 463.

^[9] In his Memoir on Diffraction, Fresnel has thrown out the idea that, at great incidences, and with very thin laiminæ, the law of refraction may not follow the proportionality of the sines.

^[10] See Edinburgh Transactions, vol. xvi. p. 112.