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Previous Issue: New Series, Vol. 71, No. 1827, Jan. 3, 1930
Next Issue: New Series, Vol. 71, No. 1829, Jan. 17, 1930
Front Matter (4 pp.)
The American Association for the Advancement of Science
- Permanent Elements in the Flux of Present-Day Physics, pp. 19-23
- P. W. Bridgman
The Mutual Influence of Organic Compounds in the Animal Body, pp. 23-25
- F. Knoop
Scientific Names, pp. 26-28
- James G. Needham
Scientific Events
- Engineers in American Life, p. 28
- Dental Council on Materia Medica and Therapeutics, pp. 28-29
- Gold Medals of the Massachusetts Horticultural Society, pp. 29-30
- Presentation to Professor Novy, p. 30
- The George Herbert Jones Chemical Laboratory of the University of Chicago, pp. 30-31
Scientific Notes and News, pp. 31-34
Discussion
- Some Limitations of the Experimental Method in Biology, pp. 34-36
- Edward C. Jeffrey
- Adsorption and Emulsion Formation, pp. 36-37
- P. G. Nutting
- Excystation of Coccidial Oocysts in Vivo, p. 37
- Justin Andrews
- Investigations of Applications of Iodine, pp. 37-38
- Lawrence W. Bass
- What is the Best System of Presenting Bibliographies?, pp. 38-39
- M. C. Merrill
Scientific Books
- ----------------, pp. 39-41
- The Platinum Deposits and Mines of South Africa
- Percy A. Wagner
- Review author[s]: George F. Kunz
Scientific Apparatus and Laboratory Methods
- An Electric Kymograph, pp. 41-43
- W. T. Porter; C. E. Roy; A. Vianey
Special Articles
- A Possible Relation between Natural (Earth) Radiation and Gene Mutations, pp. 43-44
- Frank Blair Hanson; Florence Heys
- The Effect of Varying the Duration of X-Ray Treatment upon the Frequency of Mutation, pp. 44-46
- C. P. Oliver
- Ovarian Changes during Pregnancy in the Rat, p. 46
- Olive Swezy; Herbert M. Evans
Science News, pp. x+xii+xiv
Previous Issue: New Series, Vol. 71, No. 1827, Jan. 3, 1930
Next Issue: New Series, Vol. 71, No. 1829, Jan. 17, 1930