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Previous Issue: New Series, Vol. 54, No. 1404, Nov. 25, 1921
Next Issue: New Series, Vol. 54, No. 1406, Dec. 9, 1921
Front Matter (1 p.)
Some Problems in Evolution, pp. 529-538
- Edwin S. Goodrich
The Spirit of Research, pp. 538-539
- S. R. Williams
The Concentration of Hydrogen Ions in the Soil, pp. 539-541
- Carsten Olsen
The Present Status of the Concilium Bibliographicum, p. 541
- Vernon Kellogg
Scientific Events
- The High Altitude Expedition to Peru, p. 542
- The Joseph Henry Fund of the National Academy of Sciences, pp. 542-543
- W. F. Durand
- Dr. Nichols and the Presidency of the Massachusetts Institute of Technology, pp. 543-544
- Meetings of National Scientific Societies, pp. 544-545
Scientific Notes and News, pp. 545-547
Discussion and Correspondence
- Fur Seals off the Farallons, pp. 547-548
- Barton Warren Evermann
- The Physical Museum of the University of Wisconsin, pp. 548-549
- L. R. Ingersoll
- How to Do Research, pp. 549-550
- A. W. Simon
Scientific Books
- ----------------, pp. 550-552
- Review author[s]: Charles Schuchert
Special Articles
- A Simple Micro-Injection Apparatus Made of Steel, pp. 552-553
- Robert Chambers
- On the Emission and Absorption of Oxygen and Air in the Extreme Ultra-Violet, pp. 553-554
- J. J. Hopfield
The American Chemical Society, pp. 555-558
- Charles L. Parsons
Previous Issue: New Series, Vol. 54, No. 1404, Nov. 25, 1921
Next Issue: New Series, Vol. 54, No. 1406, Dec. 9, 1921