The treatment of sterility has undergone a complete revision in the past decade, chiefly because of the contributions of American gynecologists. This interest was stimulated mainly by the fundamental work of Rubin,1Hühner,2Reynolds and Macomber,3Evans,4and Cary.5The notable publications of Dickinson,6Forsdike,7Meaker,8Anspach9and many others have added greatly to the study of the subject by emphasizing the need for an orderly and complete investigation of the couple rather than of the individual. These authors have shown the value of recording complete case histories and the importance of correlating published reports. Meaker's classification has been widely accepted as a standard for the investigation of the sterile couple and his plan of group study, so successfully put into operation in Boston, is deserving of universal commendation and adoption. Empiric procedures, such as dilation and curettage, the use of