Our readers will remember that in The Journal of October 10, 1885, we called attention to a paper by Dr. S. K. Jackson, of Norfolk, Va., on the Ammonia Treatment of Typhoid Fever, in which this treatment was based on the idea that the most important therapeutic indication in typhoid fever was to supply nitrogenous waste. Still more recently was published, in The Journal of December 11,1886, a paper by Dr. J. R. Barnett, of Neenah, Wisconsin, entitled Salicylate of Ammonium in the Treatment of Typhoid and Septic Fevers and Inflammations. His conclusions are too many and long to be repeated here, but his paper, as well as that of Dr. Jackson, will repay another reading in connection with the latest contribution to the subject, a paper read by Dr. J. D. Sullivan, of Brooklyn, before the recent metting of the Fifth District Branch of the New York State Medical