io2 Report of the President 



The time of Mrs. L. M. Sterling was wholly taken during 

 the year upon illustrations for researches by Professor Osborn. 

 Of Mr. Erwin Christman's time approximately one-third was 

 given to illustrations for monographs on Sauropoda and Tita- 

 notheriidse by Professor Osborn, one-third to illustrating re- 

 searches by Dr. Gregory and Dr. Mook, one-sixth to illustra- 

 tions for various popular articles, and one-sixth to work in the 

 exhibition hall and miscellaneous departmental routine. 



