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Science, New Series, Vol. 71, No. 1833, Feb. 14, 1930


Previous Issue: New Series, Vol. 71, No. 1832, Special Issue Containing Reports of the Des Moines Meeting of the American Association for the Advancement of Science and Associated Societies. Edited by Burton E. Livingston, Permanent Secretary, Feb. 7, 1930
Next Issue: New Series, Vol. 71, No. 1834, Feb. 21, 1930


Front Matter (4 pp.)


The American Association for the Advancement of Science
The Germinal Background of Somatic Modifications, pp. 169-176
M. F. Guyer


The National Arboretum, pp. 176-178
Frederick V. Coville


Obituary
Julius Buel Weems, p. 178
W. C. J.
August Tobler, pp. 178-179
T. W. V.
Kamakichi Kishinouye, p. 179
T. W. V.
Recent Deaths, p. 179


Scientific Events
Agriculture in the British Empire, pp. 179-180
Carnegie-Australian-Harvard Expedition to Northwestern Australia, p. 180
The George Willis Pack Forestry Foundation of the University of Michigan, pp. 180-181
Gifts to the School of Forestry of Yale University, pp. 181-182
The Chilean Nitrate of Soda Nitrogen Research Award, p. 182
R. W. Thatcher; C. B. Williams; W. P. Kelley; R. I. Throckmorton; R. Bradfield; S. A. Waksman


Scientific Notes and News, pp. 182-186


Discussion
Bacterium granulosis and Trachoma, pp. 186-187
E. B. Tilden; J. R. Tyler
The Passenger Pigeon, p. 187
Philip Hadley
Severe Hail Injury to Trees and Shrubs, pp. 187-188
Gilbert L. Stout
Man-Made Earthquakes, pp. 188-189
E. H. Sellards
In Aid of American Medical Biography, p. 189
F. H. Garrison


Scientific Books
----------------, pp. 189-191
Outlines of Biochemistry
Ross Aiken Gortner
Review author[s]: William Seifriz


Reports
The Cancer Research Fund of the University of Pennsylvania, pp. 191-192


Scientific Apparatus and Laboratory Methods
A Diet for Stock Rats, pp. 192-193
L. A. Maynard
An Improved Calomel Electrode Vessel, p. 193
Samuel E. Hill


Special Articles
Oceanographic Investigations in the Inshore Waters of the Gulf of Maine, pp. 194-195
H. R. Seiwell
The Relation of the Oxygen Tension in the External Respiratory Medium to the Oxygen Consumption of Fishes, pp. 195-196
Ancel B. Keys


Books Received, p. 196
Science News, pp. x+xii+xiv

Previous Issue: New Series, Vol. 71, No. 1832, Special Issue Containing Reports of the Des Moines Meeting of the American Association for the Advancement of Science and Associated Societies. Edited by Burton E. Livingston, Permanent Secretary, Feb. 7, 1930
Next Issue: New Series, Vol. 71, No. 1834, Feb. 21, 1930



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