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Previous Issue: New Series, Vol. 109, No. 2824, Feb. 11, 1949
Next Issue: New Series, Vol. 109, No. 2826, Feb. 25, 1949
Rhythmic Behavior of the Nervous System, pp. 157-164
- Hudson Hoagland
Polarization of Light from Distant Stars by Interstellar Medium, p. 165
- W. A. Hiltner
Observations of the Polarized Light from Stars, pp. 166-167
- John S. Hall
Technical Papers
- Structural Control in the Formation of Gneisses and Metamorphic Rocks, p. 168
- W. H. Newhouse; A. F. Hagner; G. W. DeVore
- Rate of Nucleation of Solid Particles in a Subcooled Liquid, pp. 168-169
- J. C. Fisher; J. H. Hollomon; D. Turnbull
- The Reduction of 2,3,5-Triphenyltetrazolium Chloride by Penicillium chrysogenum, pp. 169-170
- Rosalie Broun Fred; S. G. Knight
- Existence of a Tryptophan-Niacin Relationship in Corn, pp. 170-171
- Alvin Nason
- A New Method of Freezing Eggs in the Shell and Its Possibilities for Further Application on Freezing Foods in General, pp. 171-173
- Socrates A. Kaloyereas
- Reversal to Penicillin Sensitivity in a Cysteine-Requiring Mutant of Salmonella, pp. 173-174
- H. H. Plough; Madelon R. Grimm
- Inhibition of Salt Accumulation in Excised Wheat Roots by 2,4-Dichlorophenoxyacetic Acid, pp. 174-176
- James F. Nance
Comments and Communications
- Directory of Latin-American Scientific Institutions, p. 177
- Harlow Shapley
- Direct-Writing Instruments for Radiocardiography, p. 177
- Payne S. Harris
- The Highest Laboratory in the World, p. 177
- Alberto Hurtado
- A Suggested Contraction for ``Desoxyribonucleic Acid'', p. 177
- Ruth S. Bitter
News and Notes, pp. 178-182
Previous Issue: New Series, Vol. 109, No. 2824, Feb. 11, 1949
Next Issue: New Series, Vol. 109, No. 2826, Feb. 25, 1949