Books in Browsing: Science - Genetics/Biology/Evolution (sorted alphabetically)
- Power of Movement in Plants Charles Darwin and Sir Francis Darwin
- Preliminary Revision of the North American Species of Cactus, Anhalonium, and Lophophora John Merle Coulter
- Preparation & Mounting of Microscopic Objects microscopist Thomas Davies
- Present Condition of Organic Nature Thomas Henry Huxley
- Principles of Biology, Volume 1 (of 2) Herbert Spencer
- Principles of Biology, Volume 2 (of 2) Herbert Spencer
- Principles of Breeding S. L. Goodale
- Problems of Genetics William Bateson
- Proceedings of the California Academy of Sciences, Series 3, Volume 4 (Zoology) Various
- Proefnemingen van de particuliere beweeging der spieren in de kikvorsch (Dutch) Jan Swammerdam
- Protoplasma der Rhizopoden und der Pflanzenzellen (German) Max Schultze
- Q. E. D., or New Light on the Doctrine of Creation George McCready Price
- Radioisotopes and Life Processes (Revised) Walter E. Kisieleski and Renato Baserga
- Recent Mammals of Tamaulipas, México Ticul Alvarez
- Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan William Alvin Clemens
- Regeneration Thomas Hunt Morgan
- Reis om de Wereld (Dutch) Charles Darwin
- Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia) Ernst Haeckel
- Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index Ernst Haeckel
- Researches on the Visual Organs of the Trilobites Gustaf Lindström
- Respiration Calorimeters for Studying the Respiratory Exchange and Energy Transformations of Man Francis Gano Benedict and Thorne M. Carpenter
- Response in the Living and Non-Living Jagadis Chandra Bose
- Review of the Frogs of the Hyla bistincta Group William Edward Duellman
- Revision of Snakes of the Genus Conophis (Family Colubridae, from Middle America) John Wellman
- Rise and Progress of Palaeontology Thomas Henry Huxley