Sex and sex worship. (Phallic Worship.) A scientific treatise on sex, its nature and function, and its influence on art, science, architecture, literature and religion‐with special reference to sex worship and symbolism. By O. A. Wall, M.D., Ph.G., Ph.M. 625 pages, 6 3/4 × 9 3/4, with 375 beautiful illustrations, including halftones and line drawings, from one of the largest collections in the world on the subject. Beautifully printed on special sepia paper and bound in blue silk cloth with gold stamping on front cover and backbone. Price, postpaid, $7.50