EDITORIAL BOARD 
The HoMS Secretary and the Foreign Secretary of the Academy 
The Chairman and the Permanent Secretary of the National 
Research Councii^ 
W11.LIAM Duane, '23 
R. G. Harrison, '23 
J. C. Merriam, *23 
E. H. Moore, '23 
F. SCHLESINGER, '23 
W. M. WHEEI.ER. '23 
F. L. Ransome, '23 
F. G. COTTRELI* 
A. L. Day, *22 
Gano Dunn, '22 
ly. J. Henderson, '22. 
W. J. V. Osterhout, '22 
R. M. Yerkes, '22 
H. G. GAI.E 
K. B. Mathews 
L. R. Jones 
J. M. Cl^ARKE, '21 
LUDVIG Hektoen, '21 
H. S. Jennings, '21 
R. A. MlLUKA-N, '21 
W. A. Noyes, '21 
A. D. FuNN 
V. C. Vaughan 
C. B. Seashore 
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