448 
REPORT OF THE ANNUAL MEETING Proc. N. A. S. 
Thomas B. Osborne and Lafayette; B. Mendel: Some common foods as sources 
of vitamines. 
Lawrence J. Henderson: The phi^sico-chemical properties of haemoglobin. 
William A. Noyes and George H. Coleman: The direct combination of nitrogen 
and chlorine. 
Gilbert N. Lewis: Valence and chemical affihify. 
William F. Durand: Shock or water ram in pipe lines with imperfect reflection 
at the discharge end and including the effects of friction and non-uniform change of 
valve opening. 
Leonard K. Dickson: Recent notable progress in the theory of numbers. 
Edward KasnEr: Geodesies and relativity. 
F. E. Pernot (introduced by G. O. Squier) : The use of alternating currrent for 
submarine cable transmission. 
George O. Squier: Multiplex telephony and telegraphy over open-circuit bare 
wires laid in the earth or sea. 
Lyman J. Briggs: The air resistance of spheres. 
Robert H. Goddard: The possibilities of the rocket in weather forecasting. 
H. Fielding Reid: The distribution of land and water on the earth. 
Waldemar Lindgren: The alterations of limestones in contact-metamorphism. 
Henry Norris Russell: Notes on the internal constitution of the stars. 
Charles GrEELEy Abbot: New observations on the variability of the sun. 
Raymond Pearl: On a single numerical index of the age distribution of a popula- 
tion (by title). 
Edward S. Dana: Biographical memoir of George Jarvis Brush (by title). 
Mabel Weil: Reports on the researches of the late Professor C. C. Trowbridge, 
(a) Auroras and magnetic disturbances, {h) Auroral phenomena and the meteor 
train zone, (c) An investigation of meteor trains, {d) Theories on the nature of 
meteor trains (by title). 
Theodore Holm: The vegetation of the Alpine region of the Rocky Mountains 
in Colorado (by title). 
S. W. Williston: Osteology of the reptiles (by title). 
Irving Langmuir: The "quantel" theory : a new theory of the ether, matter and 
electro-magnetism . 
