The nature of syphilis is such that every specialty in medicine, including public health, is vitally interested in advances made in the study of this disease. The literature on syphilis is scattered in the medical journals of every specialty of every country. On this account, it is especially gratifying to note that the important contributions bearing on immunity in syphilis have been brought together in monograph form by Dr. Chesney in a very readable book of about eighty pages.
It is recommended that clinicians and laboratory workers interested in this subject should read the book from cover to cover. Those who cannot do this, will find a complete general summary in a few pages given at the end of the monograph, where the present status of this important problem is tersely presented.
Some of the most significant and pointed of the author's remarks are as follows: Man, monkey, rabbit and