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Previous Issue: New Series, Vol. 107, No. 2778, Mar. 26, 1948
Next Issue: New Series, Vol. 107, No. 2780, Apr. 9, 1948
Front Matter (2 pp.)
Low Temperature and Some of Its Effects upon the Behavior of Matter, pp. 327-333
- S. C. Collins
Loyalty Clearance Procedures in Research Laboratories, pp. 333-337
- Committee on Secrecy and Clearance
Obituary
- Clark Wissler: 1870-1947, pp. 338-339
- David G. Mandelbaum
News and Notes, pp. 339-343
Comments and Communications
- Fluorescence of Solid Streptomycin Salts, p. 344
- H. A. Frediani
- Should There Be a Living Metasequoia?, pp. 344-345
- James M. Schopf
- Brown, Mature-Fruit Color in Pepper (Capsicum frutescens), pp. 345-346
- Paul G. Smith
- Crystalline Synthetic Vitamin A and Neovitamin A, p. 346
- J. D. Cawley; C. D. Robeson; L. Weisler; E. M. Shantz; N. D. Embree; J. G. Baxter
Technical Papers
- Effect of Cooking on the DDT Content of Beef, p. 347
- R. H. Carter; P. E. Hubanks; H. D. Mann; Lucy M. Alexander; Grace E. Schopmeyer
- Experiments on Bird Navigation, pp. 347-349
- Donald R. Griffin; Raymond J. Hock
- A Mechanism of Concussion: A Theory, pp. 349-353
- James W. Ward; L. H. Montgomery; Sam L. Clark
In the Laboratory
- Methods for Labeling Thyroxine with Radioactive Iodine, pp. 353-354
- Earl Frieden; Mortimer B. Lipsett; Richard J. Winzler
- A Convenient Plant Pollinating Kit, p. 354
- C. A. Schroeder
Previous Issue: New Series, Vol. 107, No. 2778, Mar. 26, 1948
Next Issue: New Series, Vol. 107, No. 2780, Apr. 9, 1948