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Previous Issue: New Series, Vol. 53, No. 1375, May 6, 1921
Next Issue: New Series, Vol. 53, No. 1377, May 20, 1921
Front Matter (1 p.)
The Biological Station at Fairport, Iowa, as an Agency for Public Service, pp. 447-451
- R. E. Coker
Bryozoa as Food for Other Animals, pp. 451-453
- Raymond C. Osburn
Copper in Animals and Plants, pp. 453-454
- Richard A. Muttkowski
Scientific Events
- Directors of Research and Scientific Qualifications, p. 454
- Elections by the National Academy of Sciences, pp. 454-455
- The Printers' Strike and the Publication of ``Science'', p. 455
Scientific Notes and News, pp. 455-456
University and Educational News, p. 456
Discussion and Correspondence
- English Pronunciation for the Metric System, p. 457
- Howard B. Frost
- Extramundane Life, p. 457
- Hubert Lyman Clark; W. W. Campbell
Scientific Books
- ----------------, pp. 458-459
- The Sumario Compendioso of Brother Juan Diez
- David Eugene Smith
- Review author[s]: G. A. Miller
- ----------------, pp. 459-460
- Introduction à l'étude pétrographique des roches sédimentaires
- M. Lucien Cayeux
- Review author[s]: Marcus I. Goldman
Special Articles
- Notes on the Occurrence of Gammerus Limnaeus Smith in a Saline Habitat, pp. 460-462
- Ross Aiken Gortner; J. Arthur Harris
- An Eyeless Daphnid, with Remarks on the Possible Origin of Eyeless Cave Animals, pp. 462-463
- Arthur M. Banta
The Easter Meeting of the American Mathematical Society at Chicago, pp. 463-464
- Arnold Dresden
The American Association for the Advancement of Science
- Pacific Division, p. 464
- W. W. Sargeant
Previous Issue: New Series, Vol. 53, No. 1375, May 6, 1921
Next Issue: New Series, Vol. 53, No. 1377, May 20, 1921