The developments of the last hundred years in the field of microbiology have accelerated and rounded out a whole rewriting of biomedical history which began to accelerate at the time when Anthony van Leeuwenhoek first began to polish lenses and make microscopes and spy on all the little creatures he could find two hundred and fifty years ago. This handsomely printed and profusely illustrated book was designed to give high school students a view of the unseen world of microbiology. Dr. Dubos ranges widely on the basis of his own experience and discusses not only his many contributions, his provocative ideas, and his stimulating speculations about man and his microbial friends, but states eloquently and passionately his views of science as a way of life. His credo, which summarizes his view of science as a career, gives a lucid statement of his ideas.
I believe that, by the exercise of