■library 
Considerable attention was given to the best methods of making 
the library accessible end useful to the staff and of the care and dispo¬ 
sition of the incoming reprints. I also took pains to find out v/here the 
publications of the Carnegie institution were located, whether in the de¬ 
partmental libraries or in the personal library of any one of the profes¬ 
sors or in both. This has an important bearing upon the method of distri¬ 
buting reprints, since the prinary object of such distribution is not to 
enlarge the library of a particular professor but to make the material as 
accessible as possible to the largest number of assistants working in the 
laboratories and of men in the particular line of research treated of in 
the publication. Many suggestions of value were obtained. 
Ire,yam for the investigation on the influence of ethyl alcohol. 
Shortly before I went to Europe, an extensive program for the 
study of the Influence of the ingestion of alcohol on man was prepared and 
sent for criticism and suggestion to a large number of foreign investiga¬ 
tors. Typewritten letters were also sent to many of these, stating that 
I should subsequently visit their laboratories and should be glad of the 
opportunity to discuss vith them the plan and general character of the pro¬ 
posed investigations with the hope that they would freely make suggestions 
and criticisms. As a result, 1 had personal conversations with a large 
number of competent critics who gave me many' va 1 liable suggestions, 
iigta^lis^-studles at.high altjtudps. 
It is becoming of increasing importance to study the influence of 
high altitude upon metabolism. Notwithstanding the extensive investiga¬ 
tions of Puntz and his co-workers and the more recent investigations of 
Professor Haldane and his associates on like's Peak, it seems desirable