To our death list of men known in science we have to add the names of John Cordreaux, an English ornithologist, who was eminent as a student, for thirty-six years, of bird migrations, and was secretary of the British Association's committee on that subject, at Great Cotes House, Lincolnshire, England, August 1st, in his sixty-ninth year; he was author of a book on the Birds of the Humber District, and of numerous contributions to The Zoölogist and The Ibis; Gaston Tissandier, founder, and editor for more than twenty years, of the French scientific journal _La Nature_, at Paris, August 30th, in his fifty-seventh year; besides his devotion to his journal, he was greatly interested in aërial navigation, to which he devoted much time and means in experiments, and was a versatile author of popular books touching various departments of science; Judge Charles P. Daly, of New York, who, as president for thirty-six years of the American Geographical Society, contributed very largely to the encouragement and progress of geographical study in the United States, September 19th, in his eighty-fourth year; he was an honorary member of the Royal Geographical Society of London, of the Berlin Geographical Society, and of the Imperial Geographical Society of Russia; he was a judge of the Court of Common Pleas of New York from 1844 to 1858, and after that chief justice of the same court continuously for twenty-seven years, and was besides, a publicist of high reputation, whose opinion and advice were sought by men charged with responsibility concerning them on many important State and national questions; Henri Lévègne de Vilmorin, first vice-president of the Paris School of Horticulture; O. G. Jones, Physics Master of the City of London School, from an accident on the Dent Blanche, Alps, August 30th; Ambrose A. P. Stewart, formerly instructor in chemistry in the Lawrence Scientific School, and afterward Professor of Chemistry in the Pennsylvania State College and in the University of Illinois, at Lincoln, Neb., September 13th; Dr. Charles Fayette Taylor, founder of the New York Orthopedic Dispensary, and author of articles in the Popular Science Monthly on Bodily Conditions as related to Mental States (vol. xv), Gofio, Food, and Physique (vol. xxxi), and Climate and Health (vol. xlvii), and of books relating to his special vocation, died in Los Angeles, Cal., January 25th, in his seventy-second year. Efforts are making for the formation of a Soppitt Memorial Library of Mycological Literature, to be presented to the Yorkshire (England) Naturalists' Union as a memorial of the services rendered to mycological science and to Yorkshire natural history generally, by the late Mr. H. T. Soppitt.