Report of the President 81 



During the summer the department was again able to co- 



^ . , operate with the New York Association for 



A . ... Improving the Condition of the Poor in its study 



Activities _ \ * . . _. , , ,/ 



of the relation of flies and mosquitoes to public 



health in New York City. 



Mr. David Greenberg, who for a year and a half was 



discharging with unusual ability the duties of assistant in 



„. . immediate charge of the preparation of exhibi- 



Changes in . , . , , . 



„ rr tion material, resigned during this summer to 



undertake public educational work with the 



New York State Department of Health, and his place has been 



taken by Mr. S. D. Kramer, S. B. 



WOODS AND FORESTRY 



DEPARTMENT OF WOODS AND FORESTRY 



Mary Cynthia Dickerson, Curator 



To increase the usefulness of the department of trees and 



forestry to the Museum's members and to the many inquirers 



_ , who come for information, a study collection, 



Study 



_ „ . including foreign as well as domestic woods, 



Collections , & . _,. „ . , u ' 



was begun in 1913. I his collection has been 



added to during the past year until it totals 1,068 specimens, 

 labeled and catalogued, and 461 species. The Jesup Collec- 

 tion contains North American woods north of Mexico. The 

 department with these woods alone found itself unable to meet 

 the demands made upon it. Botanists are interested in the 

 trees growing in certain life zones which are independent 

 of political boundaries; foresters working for forestry firms 

 explore and report on woodlands in the West Indies, Central 

 America or South America, as well as in the United States; 

 lumber merchants deal in definite kinds of woods for definite 

 markets and frequently handle along with the native woods 

 various exotic woods which meet the same requirements in 

 technical qualities and price; and to wood-users in general, 

 woods have no country; all are interesting and valuable 

 equally, if fitted to the given need. The new study collection 

 of hand specimens supplements the Jesup collection and is 



