the manufacturers; it must be made by the dealers, and especially by that class of producers which has risen in our day into such great importance,—the manufacturers of ready-made clothing. If they would demand of the manufacturers, and furnish to their customers cloths more permanently dyed, it would be another step in the direction to which these establishments are tending,—the supply of the chief portion of the woollen clothing of the people. The manufacturers would gladly aid them; for it is the growing sentiment of American manufacturers that all their productions should be, in the proverbial phrase adopted from the dye-house, as expressing the highest excellence,—_true blue_. BIBLIOGRAPHY. Citations of authorities having been but partially made in the preceding article, the writer, for the purpose of giving his sources of information, and for the convenience of those who wish to pursue the subject further, appends a list of the more important works which he has consulted:— Schutzenberger’s Traité des Matières Colorantes, t. ii. (the most recent and best modern authority); Bancroft’s Philosophy of Permanent Colors, vol. i.; Edinburgh Encyclopædia; Berzelius, Traité de Chimie, t. vi; Chevrueil, Leçons de Chimie Appliquée à Teinture, t. iii.; Dumas, Chimie Appliquée aux Arts, t. viii; Wurtz, Dictionnaire de Chimie, 1872, art. Indigo; Indigo et son Emploi, par De Kæppelin; Annales du Génie Civil, 1864, t. iii.; Lectures of Dr. Grace Calvert, Chemical News, Aug. 9 and 23, 1872; O’Neill’s Dictionary of Dyeing and Printing; Napier’s Chemistry Adapted to Dyeing; Muspratt’s Chemistry Applied to the Arts, articles Indigo and Dyeing; Ure’s Dictionary of Manufactures, ed. of 1860; Proceedings of Royal Society, vol. xvi.; Proceedings of Literary and Philosophic Society of Manchester, vol. iv.; McCulloch’s Dictionary of Commerce, ed. 1869; Dictionnaire Universel du Commerce, &c., ed. 1861; _South Carolina Production_.—Ramsay’s History; Drayton’s South Carolina; Silliman’s Journal, vol. xviii. A more complete bibliography is given in Schutzenberger’s work. PART II. PART II.