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Previous Issue: New Series, Vol. 110, No. 2844, Jul. 1, 1949
Next Issue: New Series, Vol. 110, No. 2846, Jul. 15, 1949
An Institute of Microbiology--Its Aims and Purposes, pp. 27-30
- Selman A. Waksman
On the Interpretation of the Absorption of Ultraviolet Light by Cellular Nucleic Acids, pp. 31-40
- Barry Commoner
Technical Papers
- Chromosome Numbers for Two Species of Mexican Commelinaceae, p. 41
- Earlene Atchison; H. E. Moore; C. E. Wood
- The Application of the Beer-Lambert Law to Optically Anisotropic Systems, pp. 41-43
- Barry Commoner; David Lipkin
- Opalescence of Serum after Total Body X-Irradiation as a Prognostic Sign of Death, pp. 43-44
- Robert L. Rosenthal
- An Automatic Analyzer for the Study of Speech in Interaction and in Free Association, pp. 45-46
- Marcel Verzeano; Jacob E. Finesinger
- Increasing the Efficiency of the Laying Hen, pp. 46-47
- H. D. Goodale
- Low Temperature and Survival of Embryonic Tissue, pp. 47-48
- John Ferguson
Comments and Communications
- Replanting ``Discarded'' Varieties as a Means of Disease Control, p. 49
- Russell B. Stevens
- Age of Canada's Principal Gold-Producing Belt, pp. 49-50
- Patrick M. Hurley
- Some Simple Calculations Concerning the Efficiency of the Photosynthetic Mechanism, p. 50
- Pierre Van Rysselberghe
In Memoriam
- Paul Rode: 1901-1948, p. 51
- E. Raymond Hall
- William John Dann: 1904-1948, p. 51
- Philip Handler
Book Reviews
- ----------------, p. 52
- Surface Active Agents: Their Chemistry and Technology
- Anthony M. Schwartz; James W. Perry
- Review author[s]: James W. McBain
- ----------------, p. 52
- Temperature and Human Life
- C.-E. A. Winslow; L. P. Herrington
- Review author[s]: Clarence A. Mills
News and Notes, pp. 53-56
Previous Issue: New Series, Vol. 110, No. 2844, Jul. 1, 1949
Next Issue: New Series, Vol. 110, No. 2846, Jul. 15, 1949