Book excerpt: In addition to lecturing in physics, Duhem began to publish articles on philosophical and historical topics related to his scientific interests in the late 19th century, many of which appeared in the Catholic journal Revue des questions scientifiques. The present volume focuses on chemistry, and includes the book, Le mixte et la combinaison chimique (1902), as well as several related articles from Revue des questions scientifiques and other sources, appearing here in English translation for the first time. Translated by Paul Needham (U. of Stockholm). For Duhem scholars, philosophers of science and chemists with an interest in philosophy. Annotation copyrighted by Book News, Inc., Portland, OR.