The Commercial Products of the Vegetable Kingdom / Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.

by P. L. Simmonds

[30] From remarks of Col. Skinner, and others, at a meeting of the American Institute, held in April 1846. Transactions of American Institute, 1846, p. 509 et seq.

[31] Comptes Rendus des Séances de L'Academie des Sciences, February 5th, 1819.

[32] A Treatise on Diet and Regimen, by Wm. Henry Robertson, M.D., vol. i. p. 153.

[33] The Plant: a Biography; by M.H. Schleiden, M.D., Professor of Botany in the University of Jena. English translation, p. 54.

[34] Transactions of the New York State Agricultural Society for 1847, p. 190. In this communication, Mr. Bentz does not describe the process which he adopts, but enumerates some of its supposed advantages.

[35] Quoted by Boussingault, Rural Economy, Amer. edition, p. 410.

[36] A Treatise on Diet and Regimen, by Wm. Henry Robertson, M.D., Vol. i. p. 140.

[37] Experimental Researches on the Food of Animals, &c., by R.D. Thomson, M.D., p. 156.

[38] Chemistry of Vegetable and Animal Physiology, translated by Prof. J.F.W. Johnston, p. 684.

[39] See Dr. R.D. Thomson's Experimental Researches on the Food of Animals, &c.