Q-
SCIENCE
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Editor: Willard L. Valentine Assistant Editor: Mildred Atwood Advertising Manager: Theo. J. Christensen Policy Committee: Malcolm H. Soule, Roger Adams, Walter R. Miles and Kirtley F. Mather
VOL. 103
FRIDAY, JUNE 14, 1946
No. 2685
Contents Availability of Radioactive Isotopes: Announcement
LETTERS TO THE EDITOR
From Headquarters, Manhattan Project, Washing...........................................
Concerning Rains of Fishes:
697
Bergen Evans
.................
713
A Nuclear Research Institute at Oak Ridge: The
Why Is Taxonomy Ill-supported?:
Executive Committee, Oak Ridge Institute of Nuclear Studies
...........................................
Carleton
705
B.
Ball
.................
713
Cancer Research and Benefit to Patients:
Frederick S. Hammett
TECHNICAL PAPERS
...
..............
714
Interpretation of Resistance to Fusarium Wilt in Tomato:
BOOK REVIEWS
William C. Snyder, Kenneth F. Baker, and
H. N. Hansen
..........
707
Marine microbiology:
a
monograph
on
hydrobac-
teriology: Claude E. ZoBell. The Blood Parasites of the Blue Grouse: Reviewed Charles by E.
C. David Fowle
..........
Physical chemistry for premedical students:
The Relative Effectiveness of Pure Penicillins G,
John Page Amsden.
X, and K: Robert D. Coghill, G. R. Hazel
715
Renn
708
A.
Reviewed Scott by E.
E. Osterberg, and 709
................
Advancing fronts in chemistry. Vol. I: High polymers:
NEWS AND NOTES
......................
716
Wood
Sumner B. Twiss. (Ed.)
Reviewed
710
Robert Simha by
.....................
...
......
716
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Weekly Journal, since 1900 the official
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of the American Association for the Advancement of Science. Published by the American Association for the Advancement of Science every Friday at Lancaster, Pennsylvania.
nues,
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Science 103 (2685), 697-716.
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