In presenting to the profession the fifth and concluding volume of the “SYSTEM OF PRACTICAL MEDICINE BY AMERICAN AUTHORS,” the Editor may be permitted to refer briefly to labors which for years have called forth his strenuous endeavors. The original prospectus of the work was issued in 1881. The first volume was published in January, 1885; the second, in May, 1885; the third, in September, 1885; and the fourth, in February, 1886. In view of the delays inevitable in large and complicated literary enterprises, such unusual punctuality reflects credit alike on the zeal of the contributors and the energy and resources of the publishers. The duties of the Editor have been lightened and rendered agreeable by the unvarying courtesy and cordial co-operation of all connected with him in the undertaking; and he has been amply rewarded by the realization of his hopes in the favorable reception accorded to the successive volumes by the profession on both sides of the Atlantic. The plan of the work has been strictly adhered to, and the articles promised have been furnished without exception, although in a very few cases circumstances required a change in the authorship. Special mention is due to Dr. Louis Starr and to Dr. Judson Daland for the very valuable assistance they have rendered.
The only alloy to the pleasure which the Editor has had in the progress of the work has been the removal by death of so many of his distinguished collaborators: such men as Flint, Van Buren, Armor, Bemiss, and Elsberg will long be mourned by the profession.
The number of articles is 185, written by 99 authors, covering, with indexes, about 5600 pages, and throughout its whole extent the original purpose has been kep