As DeRudden points out in his general introduction, the term Seuche is to be given its usually accepted modern definition, viz., a disease which attacks a large number of persons in a locality and which besides possesses the quality of endangering life. Under this title he considers in a clear, brief but eminently practical manner the infectious diseases—measles, smallpox, whooping cough, scarlet fever, diphtheria and poliomyelitis.
The book is divided into two main parts, the first being devoted to the epidemiology and the second to the methods of suppression and eradication. There are, of course, numerous tabulations which constitute the statistical data.
Any innovation, if such may be claimed for the work, lies not so much in the presentation of new material as in the arrangement of the material. There is no classification of the subject matter into chapters, but each main division is subdivided into discussions which follow each