Technical drug studies by Division of Drugs: Examination of hydrogen dioxid solutions, by L. F. Kebler, L. E. Warren, and E. A. Ruddiman; Purity of glycerin [with list of references], by L. F. Kebler and H. C. Fuller; Notes on 2 important alkaloidal reactions, by H. C. Fuller; Separation and identification of small quantities of cocain, by H. C. Fuller; Determination of molybdic trioxid, by B. Herstein; Method for testing ammonium salts, by B. Herstein; Character of samples of beeswax submitted with bids, by L. F. Kebler and F. M. Boyles.

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