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Previous Issue: New Series, Vol. 23, No. 589, Apr. 13, 1906
Next Issue: New Series, Vol. 23, No. 591, Apr. 27, 1906
Front Matter (2 pp.)
The American Association for the Advancement of Science
- Section I--Social and Economic Science, pp. 601-619
- John Franklin Crowell
The Nebraska Academy of Sciences, pp. 619-626
- F. D. Heald
Scientific Books
- ----------------, pp. 626-627
- A Bibliography of Physical Training
- J. H. McCurdy
- Review author[s]: Geo. L. Meylan
- ----------------, pp. 627-628
- The Polariscope in the Chemical Laboratory, an Introduction to Polarimetry and Related Methods
- George William Rolfe
- Review author[s]: F. G. Wiechmann
Societies and Academies, pp. 628-630
Discussion and Correspondence
- The Physiography of the Adirondacks, pp. 630-632
- W. M. Davis; J. F. Kemp
- Variation Versus Mutation, p. 632
- Thos. L. Casey
Special Articles
- Epithelial Degeneration, Regeneration and Secretion in the Mid-Intestine of Collembola, p. 633
- Justus W. Folsom; Miriam U. Welles
- Earthquakes Recorded at Cheltenham Magnetic Observatory January 24-31, 1906, pp. 633-634
- W. F. Wallis
- Analysis of Mississippi River Silt, pp. 634-635
- C. H. Stone
Quotations
- The Royal Society, pp. 635-636
The Museum Association of America, p. 636
- W. J. Holland
The Cold Spring Biological Laboratory, pp. 636-637
Testimonial to Dr. J. Briquet, p. 637
James Mills Peirce, pp. 637-638
Scientific Notes and News, pp. 638-640
University and Educational News, p. 640
Previous Issue: New Series, Vol. 23, No. 589, Apr. 13, 1906
Next Issue: New Series, Vol. 23, No. 591, Apr. 27, 1906