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Science, New Series, Vol. 63, No. 1618, Jan. 1, 1926


Previous Issue: New Series, Vol. 62, No. 1617, Dec. 25, 1925
Next Issue: New Series, Vol. 63, No. 1619, Jan. 8, 1926


Volume Information (8 pp.)
Front Matter (4 pp.)


The American Association for the Advancement of Science
Some Psychological Experiments, pp. 1-8
J. McKeen Cattell


Oceanographic Investigations of the Scripps Institution for Biological Research of the University of California, pp. 8-10
T. Wayland Vaughan

National Research Endowment, pp. 10-11


Scientific Events
Presentation of the Copley Medal of the Royal Society to Professor Einstein, pp. 11-12
The Award of Gold Medals by the American Geographical Society, pp. 12-13
Revision of Educational Methods in the Yale School of Medicine, p. 13
The 1926 Meeting of the Pacific Division of the American Association, pp. 13-14


Scientific Notes and News, pp. 14-17
University and Educational Notes, pp. 17-18


Discussion and Correspondence
Projection of Ultra-Violet Lines, p. 18
Paul F. Gaehr
Influence of Air and Sunshine on the Growth of Trees, p. 18
W. J. Spillman
An Unusual Strain of Serratia marcescens Bizio, pp. 18-19
Rachel Schreiner; Laetitia M. Snow
The Clearness of the Ohio River, pp. 19-20
Frederick Ehrenfeld


Scientific Books
----------------, pp. 20-21
The Osteology of the Reptiles
Samuel Wendell Williston
Review author[s]: Charles C. Mook


Special Articles
The Presence of Sulphate Reducing Bacteria in Oil Field Waters, pp. 21-24
Edson S. Bastin; Frank E. Greer; C. A. Merritt; Gail Moulton


Tennessee Academy of Science, p. 24
Roscoe Nunn

Science News, pp. x+xii+xiv

Previous Issue: New Series, Vol. 62, No. 1617, Dec. 25, 1925
Next Issue: New Series, Vol. 63, No. 1619, Jan. 8, 1926



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