Vol. 6, 1920 REPORT OF THE AUTUMN MEETING 47 
**Thomas C. Chamberlain : Biographical memoir of Charles R. Van Hise. 
Raymond Pearl: On the embryological basis of human mortality.! 
*E. W. Brown: Jupiter's five attendant planets. 
*C. C. Little : Notes on human sex ratio. 
*A. M. BanTa: Sex intergrades and their peculiar inheritance. 
*J. K. Whittemore: The starting of a ship under constant power. 
*IyORANDE Loss Woodruff: Endomixis in relation to selection in paramecia. 
A. A. NoYES and Duncan MacInnes: The activity of ions in largely ionized sub- 
stances, f 
F. G. Benedict: The basal metabolism of boys from one to thirteen years of age.t 
**Edward S. Morse: Biographical memoir of Charles S. Minot. 
Edwin B. Wilson: Radiationless orbits. f 
*David L. Webster: The intensities of X-rays of the L series, II. The critical 
potentials of the platinum lines. f 
