fluid, and then that a mixture of salicylic acid and starch (one part to five) be thrown into the vagina. This treatment has been found of great advantage in the Stuttgart Lying-in Hospital. NITROUS OXIDE AS AN ANESTHETIC IN OBSTETRIC PRACTICE. Dr. Klikowitsch reports 1 the result of a series of experiments of nitrous oxide, used with a view of relieving pain during parturition. He considers it absolutely free from danger to both the mother and child. It has no influence in retarding or

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... g the progress of the labor. It acts equally well during either stage of labor, so far as relieving pain is concerned. The patient is not rendered unconscious, and hence is able to use the abdominal muscles to assist in the expulsion of the child. It never produces vomiting, but on the other hand checks it, if it is present. It is not followed by nausea or headache. The anaesthesia may be kept up during the whole course of the labor, as a few whiffs before each uterine pain is sufficient to give relief from the suffering. In his experiments Dr. Klikowitsch used a combination of thirty per cent, nitrous oxide with twenty per cent, of oxygen.