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Previous Issue: New Series, Vol. 107, No. 2787, May 28, 1948
Next Issue: New Series, Vol. 107, No. 2789, Jun. 11, 1948
Front Matter (2 pp.)
Goals and Trends of Research in Geology and Geography, pp. 581-584
- John L. Rich
The American Philosophical Society: Abstracts of Papers Presented at 1948 Meeting, pp. 585-591
News and Notes, pp. 592-595
Comments and Communications
- Toward a More Convenient Method for Expressing the Concentration of Biological Fluids, p. 596
- Charles Bishop
- Bird Navigation in Homing and in Migration, pp. 596-597
- D. B. O. Savile
- Physical Basis of Bird Navigation, pp. 597-598
- G. H. Henderson
- Microbiological Assay or Bacterimetry?, p. 598
- G. Toennies
Technical Papers
- The Amino Acid Requirements of Swine: I. Tryptophan, pp. 599-600
- W. M. Beeson; E. T. Mertz; D. C. Shelton
- Trypanosoma cruzi Endotoxin (KR) in the Treatment of Malignant Mouse Tumors, pp. 600-602
- Theodore S. Hauschka; Margaret Blair Goodwin
- Three New Polymorphs of Zinc Sulfide, p. 602
- Clifford Frondel; Charles Palache
In the Laboratory
- An Improved Radioactivity Measuring Cup, p. 603
- Robert E. Smith; John F. Bronson
- A Turbidimetric Method for Determining the Effect of 2,4-D upon the Growth of Yeast, p. 604
- Fred R. West; James H. M. Henderson
- A Simple Adaptation of the Mercury Calibration of Warburg Manometer Sets to Insure Interchangeability, pp. 604-605
- Shannon C. Allen
- A Simplified Apparatus for One-Dimensional Paper Partition Chromatography, p. 605
- Walter A. Winsten
Book Reviews
- ----------------, p. 606
- The Integrative Action of the Nervous System
- Charles Sherrington
- Review author[s]: David P. C. Lloyd
- ----------------, p. 606
- Vacuum-Tube Circuits
- Lawrence B. Arguimbau
- Review author[s]: Wayne B. Nottingham
Previous Issue: New Series, Vol. 107, No. 2787, May 28, 1948
Next Issue: New Series, Vol. 107, No. 2789, Jun. 11, 1948