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Previous Issue: New Series, Vol. 25, No. 638, Mar. 22, 1907
Next Issue: New Series, Vol. 25, No. 640, Apr. 5, 1907
Front Matter (1 p.)
The Factors of Safety in Animal Structure and Animal Economy, pp. 481-498
- S. J. Meltzer
Scientific Books
- Some Recent Bibliographies of Geology, pp. 498-500
- Mars and its Canals
- Percival Lowell
- Review author[s]: H. F. Bain; Herman S. Davis
Societies and Academies, p. 500
Special Articles
- The Limitations of Isolation in the Origin of Species, pp. 500-506
- Charles Atwood Kofoid
- Note on a Tertiary Basin in Northern Alaska, pp. 506-507
- E. M. Kindle
Quotations
- The University of Maine, pp. 507-508
Current Notes on Land Forms, pp. 508-510
- D. W. J.; W. M. D.
The New Geological Survey of Brazil, pp. 510-513
- J. C. Branner
The Fayûm Expedition of the American Museum, pp. 513-516
- H. F. O.
Scientific Notes and News, pp. 516-520
University and Educational News, p. 520
Previous Issue: New Series, Vol. 25, No. 638, Mar. 22, 1907
Next Issue: New Series, Vol. 25, No. 640, Apr. 5, 1907