[458] Tait’s Thermodynamics, p. 77.

[459] On the Analytical Forms called Trees, with Application to the Theory of Chemical Combinations. Report of the British Association, 1875, p. 257.

[460] Hofmann’s Introduction to Chemistry, pp. 224, 225.

[461] Philosophical Transactions (1855), vol. cxlv. pp. 100, &c.

[462] Proceedings of the Manchester Philosophical Society, Feb. 1870.

[463] Balfour Stewart, Elementary Treatise on Heat, 1st edit. p. 198.

[464] Jevons, Proceedings of the Manchester Literary and Philosophical Society, 25th January, 1870, vol. ix. p. 78.

[465] Philosophical Transactions, vol. cxlvi. p. 249.

[466] Grant’s History of Physical Astronomy, p. 162.

[467] Philosophical Transactions (1854), vol. cxliv. p. 364.