In the six years since its first appearance, Spencer's book has become a standard text and important reference. Well-written and well-arranged, it has taken its place among the best of the numerous good books of our generation. Now it appears in a new and enhanced edition, with 250 more pages, 25% more than the first edition. Slightly smaller type allows more words per page without decreasing the legibility. Many illustrations have been added, and the bibliography brought up to date.
The normal anatomy and histology of the lung has been expanded at all levels from gross pathology to electron microscopy. Chemical and physiologic considerations are not segregated in introductory chapters but receive attention wherever they are of importance. Illustrations, almost entirely black and white, are clear and require only a minimum of explanatory legend. The illustrations of whole-lung mounts are especially good; the technique for making them, as well as