[Footnote 25:  A lecture on the nutritive value of different articles of food, by C. Daubeny, M.D., “Gardener’s Chronicle” (London), January 20th, 1849, p. 37.]

[Footnote 26:  Transactions of the New York State Agricultural Society, 1849, p. 646.]

[Footnote 27:  A lecture “On the Geographical Distribution of Corn Plants,” by the Rev. E. Sidney—­Proceedings of the Royal Institution (London), May 18th, 1849.]

[Footnote 28:  Boussingault’s Rural Economy, American edition, pp. 85 and 86.]

[Footnote 29:  Zenas Coffin, one of the oldest whalemen in Nantucket, states that corn meal in tight rum puncheons when sent to the Went Indies will keep sweet, while in common flour barrels it will spoil.  Report of the Commissioner of Patents for 1847, p. 133.]

[Footnote 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.]

[Footnote 31:  Comptes Rendus des Seances de L’Academie des Sciences, February 5th, 1819.]

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

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

[Footnote 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.]

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

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

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

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

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

[Footnote 40:  Mulder’s Chemistry of Vegetable and Animal Physiology; English Translation, p. 816.]

[Footnote 41:  I have had no opportunity of analysing samples of flour from the South-Western States, and therefore cannot extend this comparison to them.]

[Footnote 42:  Transactions of “Agri.-Hort.  Society, of Calcutta,” vol. iv. p. 125.]

[Footnote 43:  Dict. of Arts and Manufacture.]

[Footnote 44:  Pharmaceutical Journal, vol. 3, p. 138.]

[Footnote 45:  The glasses used were all of the sort described in Griffin’s catalogue under the name of Clark’s test-glasses.  They were all, as nearly as possible, of the same size and shape.]

[Footnote 46:  I have determined the amount of nitrogen contained in the meal made from the whole maize, the growth of the colony, as also from plantain meal; I have also ascertained its amount in cassava meal, prepared in the manner mentioned in the text, and in meal prepared from the cassava sliced, dried, and ground without expressing the juice.  Assuming Liebig’s formula of Proteine, namely, C-48 N-6 H-36 0-4 the results stand thus:—­