[304] Roth, G. B.: Pituitary Standard­ization, Bull 109, Hyg. Lab., U. S. P. H. S., 1917.

[305] Roth, G. B.: Bull 100, Hyg. Lab., U. S. P. H. S.

[306] Pittenger, P. S., and Vanderkleed, C. E.: Jour. Am. Pharm. Assn. 6:131, 1917.

[307] Puckner, W. A., and Clark, A. H.: Examination of Tablets of Bismuth, Opium and Phenol, The Journal A. M. A., July 25, 1908, p. 330. Puckner, W. A., and Hilpert, W. S.: Tablets of Bismuth, Opium and Phenol, Dec. 17, 1910, p. 2169, May 6, 1911, p. 1344. Unreliable Pharmaceutical Products, editorial, May 6, 1911, p. 1335.

[308] Puckner, W. A., and Warren, L. E.: Aromatic Digestive Tablets, The Journal A. M. A., Aug. 20, 1910, p. 710.

[309] Kebler, L. F.: The Tablet Industry, Jour. Am. Pharm. Assn., 1914, 3, 820, 937, 1062.

[310] Bull. 200, Connecticut Agricultural Station, Food and Drug Products, 1917, p. 161.

[S] Read before the Section on Pharmacology and Therapeutics at the Sixty-Eighth Annual Session of the American Medical Association, New York, June, 1917.

[T] This article clearly states the difficulties experienced by the Council in estimating the merits of a proprietary medicinal product and clearly defines the method which has been found to be practical in judging of the therapeutic value of such preparations. The Council has approved this discussion of the subject and has directed that the paper be published in the annual Council reports.

W. A. Puckner, Secretary.