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Science, New Series, Vol. 68, No. 1759, Sep. 14, 1928


Previous Issue: New Series, Vol. 68, No. 1758, Sep. 7, 1928
Next Issue: New Series, Vol. 68, No. 1760, Sep. 21, 1928


Front Matter (4 pp.)
The Fourth International Congress of Entomology, pp. 237-244
G. W. Herrick

Strategical Periods for the Encouragement of Research Students, pp. 244-245
S. R. Williams


Scientific Events
The Faculty of Medicine of the University of Lyons, p. 245
Investigation of the Great Barrier Reef, pp. 245-246
The Forest Products Laboratory of the Forest Service, p. 246
The Graduate School of the U. S. Department of Agriculture, pp. 246-247
The Conference on Bituminous Coal, pp. 247-248


Scientific Notes and News, pp. 248-251
University and Educational Notes, p. 251


Discussion
The Earliest Dynamo, pp. 251-252
Elihu Thomson
Early Gramme Machines, pp. 252-254
H. W. Wiley
The Proposed National Park in the Mammoth Cave Region and the Kentucky Geological Survey, p. 254
A. C. Swinnerton


Quotations
Chemistry in Industry, pp. 254-255


Scientific Books
----------------, pp. 255-256
Le Plateau Central de la France et sa bordure méditerranée, Etude morphologique
Henri Baulig
Review author[s]: W. M. Davis


Special Articles
The Effect of Cod Liver Oil on the Delayed Coagulation Time Following Experimental Obstructive Jaundice, pp. 256-257
John C. Brougher
Citric Acid Inversion of Sucrose in Plant Tissues, pp. 257-258
J. E. Webster; C. Dalbom
The Mutant Paramecium Aurelia, p. 258
J. A. Dawson


Science News, pp. x+xii+xiv

Previous Issue: New Series, Vol. 68, No. 1758, Sep. 7, 1928
Next Issue: New Series, Vol. 68, No. 1760, Sep. 21, 1928



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