A great deal of interest to the medical reader will be found in this report, which includes, among other matters, a description of the outbreak and management of the recent epidemic of yellow fever in Florida; observations on the natural history of epidemics of yellow fever by Passed Assistant Surgeon John Guitéras, M. H. S.; a report on the food of seamen coming into the port of Philadelphia, by Surgeon P. H. Bailhache, M. H. S.; a report relative to food issued to seamen on merchant vessels arriving at San Francisco, together with a report of scurvy treated during the seventeen years ending June, 1888, by Surgeon H. W. Sawtelle, M. H. S.; selected reports of special operations by various surgeons of the service; reports of a large number of fatal cases, with necropsies. Much credit is due the Surgeon-General, Dr. J. B. Hamilton, for the excellent manner in which