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Previous Issue: New Series, Vol. 67, No. 1731, Mar. 2, 1928
Next Issue: New Series, Vol. 67, No. 1733, Mar. 16, 1928
Front Matter (4 pp.)
Wings for the Spirit, pp. 251-255
- Howard T. Karsner
Commemoration of the Bi-Centenary of the Death of Newton, pp. 255-262
- Frederick E. Brasch
Frank W. Very, pp. 262-263
- J. Gordon Ogden
Scientific Events
- Expedition to Combat Sleeping Sickness in French Africa, p. 263
- Casting of a Large Disk of Optical Glass by the U. S. Bureau of Standards, pp. 263-264
- Experiment Station of the Georgia State College of Agriculture, p. 264
- T. H. McHatton
- Award of the Charles Reid Barnes Life Membership in the American Society of Plant Physiologists, pp. 264-265
Scientific Notes and News, pp. 265-269
University and Educational Notes, p. 269
Discussion and Correspondence
- Tree Frogs and Pitcher Plants, pp. 269-270
- E. A. Andrews
- The Occurrence of Conjugation in Paramecium Calkinsi, pp. 270-271
- D. H. Wenrich; C. C. Wang
- Centrifuging Filterable Viruses, p. 271
- H. H. McKinney
- Colorimetric Methods in Biology, pp. 271-272
- F. B. Sumner
- Specialization and Cooperation in Scientific Research, p. 272
- B. A. Behrend
- A Function of Regional Scientific Societies, pp. 272-273
- Thos. Large
- Children Who Run on All Fours, p. 273
- Aleš Hrdlička
Scientific Books
- ----------------, pp. 273-275
- The Antiquity of Man in East Anglia
- J. Reid Moir
- Review author[s]: H. F. O.
Scientific Apparatus and Laboratory Methods
- A Photographic Plate that Penetrates Desert Haze, p. 275
- Eliot Blackwelder
- Modified Water Regulator for Small Tanks, pp. 275-276
- Tage Skogsberg
Special Articles
- Some Devonian Plant Localities of Central and Western New York, pp. 276-277
- Chester A. Arnold
- Effect of Ultra-Violet Light upon Digitalis Purpurea, pp. 277-278
- Adelia McCrea
Science News, pp. x+xii+xiv
Previous Issue: New Series, Vol. 67, No. 1731, Mar. 2, 1928
Next Issue: New Series, Vol. 67, No. 1733, Mar. 16, 1928