REPORT OF THE PRESIDENT 



OF THE 



CARNEGIE INSTITUTION OF WASHINGTON. 



In conformity with Article IV, section 2, of the By-Laws of 

 the Carnegie Institution of Washington, the President has the 

 honor to submit the following report on the work of the Insti- 

 tution for the fiscal year ending October 31, 1920, along with 

 provisional recommendations of appropriations for the ensuing 

 year. 



This report is the nineteenth annual administrative report of 

 the Institution and is presented under the following principal 

 heads : 



1. Historical notes. 



2. Researches of the year. 



3. Financial records. 



4. Publications of the year. 



5. Bibliographical appendix. 



HISTORICAL NOTES. 



The impersonal and the majestic procedure of the processes 



of evolution, which it is the special object of the Institution 



to observe, to record, and to correlate, has again 



NoticS been made impressive during the past year by the 



death of a Trustee, Henry Lee Higginson, and by 



the deaths of two associate investigators, Wilham Churchill and 



Harmon Northrop Morse. The passing of these colleagues and 



contemporaries serves to remind us at the same time of their 



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