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Science, New Series, Vol. 115, No. 2982, Feb. 22, 1952


Previous Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952
Next Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952


Front Matter (1 p.)
Taxonomy of Mental Disease, pp. 3a
Nathan S. Kline

The Artificial Kidney, pp. 193-199
A. V. Wolf

News and Notes, pp. 199-204


Technical Papers
Lack of Inhibition of Growth of Euglena gracilis by Vitamin B12 Oxidation Product, p. 205
Gilberto G. Villela; Luiz A. Abreu
Thiamin and the Growth Substances for Phytophthora in the Bark of Citrus Trees, pp. 205-206
Victoria Rossetti; A. A. Bitancourt
Studies on Arthropod Cuticle. VII, Patent and Masked Carbohydrate in the Epicuticle of Insects, pp. 206-208
A. Glenn Richards
The Fluoride Content of Placental Tissue as Related to the Fluoride Content of Drinking Water, pp. 208-209
Dwight E. Gardner; Frank A. Smith; Harold C. Hodge; D. E. Overton; Reuben Feltman
The Significance of Intravas pH in Relation to Sperm Motility, pp. 209-211
David W. Bishop; Harriet P. Mathews
Inhibition of Sperm Motility by Tetrazolium Salts, pp. 211-212
David W. Bishop; Harriet P. Mathews
On a Thiazolone Compound from Thiamine Disulfide, pp. 212-214
Taizo Matsukawa; Takeo Iwatsu
A New Occurrence and Description of the Fossil Arthrophycus, pp. 214-215
Herman F. Becker; William Donn
Antibiotic Feed and Vitamin B12 Supplements for Lactating Dairy Cows, pp. 215-216
M. O. Haq; L. L. Rusoff; A. J. Gelpi
Desmethylcolchicine, a Constituent of USP Colchicine, p. 216
Robert M. Horowitz; Glenn E. Ullyot


Comments and Communications
Prehistoric Sutton Hoo, p. 217
George E. Fay
Oldest Natural History Museums and Institutional Herbaria in America, pp. 217-218
Robert Benson Gordon
A Modified Glass Filter Apparatus for Small Volumes, pp. 218-219
Frank B. Engley
Rare Yucca, p. 219
Gustav Albrecht
Green Vision and Binocular Fusion of Yellow, pp. 220-221
Samuel A. Talbot; L. M. Hurvich; D. Jameson


Book Reviews
----------------, pp. 221-222
Tables for Microscopic Identification of Ore Minerals
W. Uytenbogaardt
Review author[s]: Paul F. Kerr
----------------, p. 222
The Structure of Physical Chemistry
C. N. Hinshelwood
Review author[s]: Henry Eyring
----------------, p. 222
Metabolic Methods: Clinical Procedures in the Study of Metabolic Functions
C. Frank Consolazio; Robert E. Johnson; Evelyn Marek
Review author[s]: Philip K. Bondy


Scientific Book Register, p. 222

Previous Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952
Next Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952



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