A. B. Lyons. Hand Book of Practical Assaying of Drugs and Galenicals. Detroit, MI: Nelson, Baker & Co. Publishers, 1899. First edition. 16 mo. (approx 6 1/2in. x 4 3/4in.). 237pp. + [8] pp. appendix. Publisher's blue cloth, spine lettered in gilt, errata tipped in.