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Science, New Series, Vol. 69, No. 1780, Feb. 8, 1929


Previous Issue: New Series, Vol. 69, No. 1779, Special Issue Containing Accounts of the Sessions of Sections and Societies at the Fifth New York Meeting of the American Association for the Advancement of Science and Associated Societies. Edited by Burton E. Livingston, Permanent Secretary, Feb. 1, 1929
Next Issue: New Series, Vol. 69, No. 1781, Feb. 15, 1929


Front Matter (4 pp.)


The American Association for the Advancement of Science
The Geological History of the Antillean Region, pp. 139-145
Charles Schuchert
The Biological Article and the Obligations of Its Author, pp. 145-150
Clarence E. McClung


Henry Burchard Fine, pp. 150-151
W. F. M.

Harrison Gray Dyar, pp. 151-152
L. O. Howard


Scientific Events
The Breeding of Beneficial Parasites, p. 152
Mineral Production of the United States in 1928, pp. 152-153
The American Philosophical Society, p. 153
The Eclipse Expedition of the Naval Observatory, pp. 153-154
The Harvard University Expedition to Study Tropical Medicine in Yucatan, p. 154
The Administration Building of the Department of Agriculture, pp. 154-155


Scientific Notes and News, pp. 155-157
University and Educational Notes, pp. 157-158


Special Correspondence
The Geneva Summer School of Alpine Geology, pp. 158-160
Ruth Allen Doggett


Discussion
Science, Metaphysics and Blood, pp. 161-163
Raymond Pearl
The 1928 Silliman Lectures, p. 163
Donald D. Van Slyke
The Apportionment Situation in Congress, pp. 163-165
Walter F. Willcox
``Unprofitable Meteors'' Pay Large Dividends, pp. 165-166
Chas. P. Olivier
Terminology of ``Vitamin B'', pp. 166-167
E. C. Van Leersum
Ultra-Violet Exhibits, p. 167
F. C. Brown


Special Articles
A Preliminary Report upon the Utilization of the Spectrophotometer in the Determination of Minute Amounts of Aluminum, pp. 167-170
E. W. Schwartze; Raymond M. Hann
Isolation by Cataphoresis of Virus from Vaccinia-Recovered Rabbits, p. 170
Peter K. Olitsky; Perrin H. Long


Science News, pp. x+xii+xiv

Previous Issue: New Series, Vol. 69, No. 1779, Special Issue Containing Accounts of the Sessions of Sections and Societies at the Fifth New York Meeting of the American Association for the Advancement of Science and Associated Societies. Edited by Burton E. Livingston, Permanent Secretary, Feb. 1, 1929
Next Issue: New Series, Vol. 69, No. 1781, Feb. 15, 1929



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