<h3>No. IV.</h3> BERNE—PROFESSOR KOCHER—DR. QUERVAIN. Berne, Switzerland. <h3>Dear Doctor Senn:</h3> —I have made here several visits to the " Inselspital," and from what I have seen so far, I expect to witness as high a perfection in surgery as may be seen anywhere. I have heretofore in my letters avoided invidious comparisons and personalities, and will here also remain true to my plan. The buildings of the Hospital are not ten years old yet, consist of a number of detached structures-the pavilion style—and are heated by a central steam plant and ventilated partly by aspiration, partly by propulsion. I may revert to the description later on. The clinic (surgical) is under the charge of Prof. Th. Kocher, whom I have heard you mention as the foremost surgeon of Europe. The surgical material is divided among three pavilions, two of them under Drs. Girard and Niehaus, noted surgeons, are not available for