In this volume compiled by Professor R. Kraus, the author presents his theories as based on his experiments and on the experiences of his co-workers. He attributes to Streptococcus scarlatinae, the dominant pathogenic rôle in scarlet fever, and he thinks that both clinical and laboratory evidence tends to show the specificity of the organisms.
From a polemic standpoint, the volume is interesting in that it takes up in detail the reasons why so many authors have failed to substantiate the idea of specificity, the author making short shift at times of any opposition with the opinion that the work in question was not "thorough enough" or was lacking in "quantitativeness."
The world literature is reviewed, but the various points made are mostly used to bolster the author's conclusions.
The volume first calls attention to the fact that Moser, who invented the serum bearing his name, did not get the proper