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Science, New Series, Vol. 94, No. 2438, Sep. 19, 1941


Previous Issue: New Series, Vol. 94, No. 2437, Sep. 12, 1941
Next Issue: New Series, Vol. 94, No. 2439, Sep. 26, 1941


Front Matter (10 pp.)
Successes and Failures of Experimental Psychology, pp. 265-270
R. S. Woodworth


Obituary
Victor Jollos: 1887-1941, pp. 270-272
R. A. Brink
Deaths and Memorials, p. 272


Scientific Events
The British Council, pp. 272-273
Preference Rating for Research Supplies and Equipment, p. 273
The New York Aquarium, p. 273
Positions under the Federal Government, p. 274
Mellon Institute Technochemical Lectures, pp. 274-275
The Wisconsin Meeting of the National Academy of Sciences, p. 275


Scientific Notes and News, pp. 275-277


Discussion
An Introductory Course in Basic Physics, pp. 277-278
Alan Hazeltine
Collection and Filing of Absorption Spectra Data, p. 278
Alfred H. Taylor
The Occurrence of Freshwater Sponges in the Hawaiian Islands, pp. 278-279
Arthur Svihla
Earliest Land Vertebrates of This Continent, p. 279
Alfred S. Romer


Quotations
Soil Fertility, pp. 279-280


Scientific Books
Qualitative Analysis, pp. 280-282
Elementary Qualitative Analysis
J. H. Reedy
Semi-Micro Qualitative Analysis
Carl J. Engelder; Tobias H. Dunkelberger; William J. Schiller
An Introduction to Quantitative Chemical Analysis
Warren C. Vosburgh
Ionic Equilibrium as Applied to Qualitative Analysis
T. R. Hogness; Warren C. Johnson
Review author[s]: F. A. Long; John H. Yoe; Villiers W. Meloche; Byron A. Soule


Special Articles
Typical Urinary Crystals of Three Sulfanilamide Derivatives Produced in Vitro, pp. 282-283
David Lehr; William Antopol
A Filterable Virus Demonstrated to Be the Infective Agent in Ovine Balano-Posthitis, pp. 283-284
E. A. Tunnicliff; Peter H. Matisheck
Syntheses of Model Unsaturated Lactones Related to the Cardiac Aglycones, pp. 284-285
Robert G. Linville; Josef Fried; Robert C. Elderfield


Scientific Apparatus and Laboratory Methods
The Magnetic Properties of Catalase, p. 285
L. Michaelis; S. Granick
Glass Electrode for Determination of Hydrogen Ion Activity of Small Quantities of Culture Media, pp. 285-286
C. Lloyd Claff


Science News, pp. 8+10-11
Back Matter (1 p.)

Previous Issue: New Series, Vol. 94, No. 2437, Sep. 12, 1941
Next Issue: New Series, Vol. 94, No. 2439, Sep. 26, 1941



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