9 2 



Section Officers 



SECTION OFFICERS 



Mathematics (A) 



Vice Presidents 



R. D. Carmichael '934 



T. H. Hildebrandt 1935 



G. C. Evans 10.51. 



W. D. Cairns 1937 



J R. Kline 1938 



Marston Morse 1939 



A. B. Coble 1940 



Secretaries 



William H. Roever 1920-24 



R. C. Archibald 1925-27 



Charles N. Moore 1928-32 



Earle R. Hedrick 1933- 



Physics (B) 



Vice Presidents 



Henry G. Gale 1934 



John T. Tate 1935 



George R. Pegrani 1936 



Harvey Fletcher 1937 



H. E. Ives 1938 



E. O. Lawrence 1939 



A. L. Hughes 1940 



Secretaries 



G. W. Stewart 1917—20 



S. R. Williams 1921-24 



A. L. Hughes 1925-32 



H. A. Barton 1933- 



Chemistry (C) 



Vice Presidents 



Joel H. Hildebrand 1934 



Moses Gomberg 1935 



Irving Langmuir 1936 



Farrington Daniels 193" 



H. C. Urey 1938 



Henry C. Gilman 1939 



George Scatchard 1940 



Secretaries 



Charles E. Caspari 1 920 



Gerald L. Wendt 1921 



W. D. Harkins 1922-24 



Gerhard Dietrichson l 1925-28 



*R. R. Renshaw 1929-31 



R. C. Fuson 193.2 



1 Assistant secretary, 1923-24. 



J. H. Simons 1932-36 



Neil E. Gordon 1937- 



ASTRONOMY (D) 



Vice Presidents 



Frederick Slocum 1934 



H. R. Morgan 1 935 



Frederick H. Seares 1936 



Philip Fox 1937 



R. Meldrum Stewart 1938 



Everett I. Yowell 1939 



Robert R. McMath 1940 



Secretaries 



F. R. Moulton 1920-24 



Philip Fox 1925—32 



H. T. Stetson 1933— 



Geology and Geography (E) 



Vice Presidents 



James B. Macelvvane 1934 



Walter E. McCourt 1035 



George R. Mansfield 1 936 



Kirtley F. Mather 1937 



Walter H. Bucher 1938 



Kirk Bryan 1939 



Hugh D. Miser 1940 



Secretaries 



Rollin T. Chamberlin 1920 



Elwood S. Moore 1921—24 



G. R. Mansfield 1925-28 



Kirtley F. Mather 1929-36 



Howard A. Meyerhoff i937~ 



Zoological Sciences (F) 



Vice Presidents 



George L. Streeter 1934 



Oscar Riddle 1935 



Ross G. Harrison 1936 



Ralph S. Lillie 1937 



Francis B. Sumner 1938 



W. R. Coe 1939 



L. J. Cole 1940 



Secretaries 



*Herbert V. Neal 1920 



H. W. Rand 1921-24 



George T. Hargitt 1925-32 



George R. La Rue 1933—36 



George A. Baitsell 1937- 



