White and Martin's Genito-Urinary Surgery and Venereal Diseases.

Since the death of the late Professor White, the junior author has associated with him, in revision, two men qualified to assist in maintaining the standard of former editions. Of the new things incorporated, whether matters of examination, of diagnosis, or of surgical or medical procedure, only those have been included that seemed to the authors to be of permanent value. Among the new topics are a brief practical presentation of the subjects of vaccines and serums; tests of renal function valuable as relating to operative risk; high frequency desiccation in bladder and other neoplasms; conservative and radical treatment of prostatic hypertrophy; laboratory diagnosis and control of treatment in syphilis, and therapeutic measures of other varieties that have won general approval. The conservatism of the authors toward important procedures is indicated in their statement that they have not found, practically, that a continued positive Wassermann reaction is a condition to