Chemical Mutagens

As editor I want especially to thank Dr. Ernst Freese for helpful co­ operation in preparing these volumes, and to express my appreclatlOn to Drs. Kurt Hirschhorn and Marvin Legator, the other members of the editorial board. Alexander Hollaender January 1971 Preface The purpose of these volumes is to encourage the development and ap­ plication of testing and monitoring procedures to avert signific...