EDITORIAL BOARD 
The HoMB Secretary and the Foreign Secretary of the Academy 
The Chairman and the Permanent Secretary of the National 
Research Councii. 
William Duane, '23 
R. G. Harrison, '23 
J. C. Merriam, *23 
E. H. Moore, '23 
F. SCHLESINGER, '23 
W. M. Wheeler, '23 
F. L. Ransome, '23 
F. G. COTTRELL 
A. L. Day, '22 J. M. Clarke, *21 
Gano Dunn, '22 Ludvig Hektoen, '21 
L. J. Henderson, *22 H. S. Jennings, '21 
W. J. V. OSTERHOUT, '22 R. A. MiLLIKAN, '21 
R. M. Yerkes. '22 W, A. Noyes, '21 
H. G. Gale A. D. Flinn 
K. B. Mathews V. C. Vaughan 
L. R. Jones C. E. Seashore 
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