530 
PHILOSOPHICAL SOCIETY OF WASHINGTON. 
329th Meeting. January 19, 1889. 
President Eastman in the chair. 
Fifty-one members and guests present. 
Mr. W. O. Atwater, by invitation, made a communication 
on American and European Food Consumption, compared from 
physiological and economic standpoints. 
This paper has not been published in full. Its principal data 
as to statistics of dietaries are given under the title “ Tables of 
Foods and Dietaries,” by Professor W. 0. Atwater, in the National 
Medical Dictionary, edited by Dr. J. S. Billings, and published 
by Lea Brothers & Co., Philadelphia, 1890; vol. 1, pp. xxxv-xl, 
with two charts. 
330th Meeting. February 2, 1889. 
President Eastman in the chair. 
Thirty-seven members and guests present. 
The Chair announced the election to membership of Charles 
William Hayes ; also the action of the General Committee with 
reference to the minutes of the general meetings of the Society 
as follows : “ It is the sense of the General Committee that it is 
not desirable that the Secretary should be required to make ab¬ 
stracts of the remarks upon and discussion of papers.” 
Mr. C. R. Van Hise, by invitation, made a communication on 
The Penokee Iron-Bearing Series of Rocks. 
The paper will be published in full as part of United States 
Geological Survey Monograph, entitled “ The Penokee Iron- 
Bearing Series of Northern Wisconsin and Michigan,” by R. D. 
Irving and C. R. Van Hise. 4to, 1890. Washington: Govern¬ 
ment Printing Office. 
Mr. W J McGee read a paper on Rock Gas and related Bitu¬ 
mens. 
The paper will he published in full as an introduction to 
United States Geological Survey Bulletin No. 63, Natural Gas 
Districts of Indiana, by Arthur John Phinney. Published also 
in part in The Forum (8vo, New York, July, 1889, vol. 7, No. 5, 
pp. 553-566) under the title of “ The World’s Supply of Fuel.” 
