[15] The Elements of Practical Astronomy. By W. W. Campbell. Second edition, revised and enlarged. New York: The Macmillan Company. Pp. 264. Price, $2.
[16] The Characters of Crystals. An Introduction to Physical Crystallography. By Alfred J. Moses. New York: D. Van Nostrand Company. Pp. 211. Price, $2.
[17] Minerals in Rock Sections; the Practical Method of identifying Minerals in Rock Sections with the Microscope. Especially arranged for Students in Scientific Schools. By Lea McIlvaine Luquer. New York: D. Van Nostrand Company. Pp. 117.
[18] Elements of Trigonometry, with Tables. By Herbert C. Whitaker. Philadelphia: Eldredge & Brother. Pp. 200.
[19] California Plants in their Homes. By Alice Merritt Davidson. Los Angeles, Cal.: B .R. Baumgardt & Co. Pp. 215-133.
[20] Plant Relations. A First Book of Botany. By John M. Coulter. New York: D. Appleton and Company. (Twentieth Century Text Books.) Pp. 264. Price, $1.10.
[21] The Wilderness of Worlds. A Popular Sketch of the Evolution of Matter from Nebula to Man and Return. The Life-Orbit of a Star. By George W. Morehouse. New York: Peter Eckler. Pp. 246. Price, $1.
[22] The Living Organism. By Alfred Earl, M. A. New York: The Macmillan Company. Pp. 271. Price, $1.75.
[23] Stars and Telescopes A Handbook of Popular Astronomy. Boston: Little, Brown & Co. Pp. 419. Price, $2.