58 rp:port of national museum, 1899. 



students and investigators. 



Investigations upon collections in the Museum b}^ persons not 

 employed upon its staff have been carried on extensivel3^ The Chinese 

 kites were examined by Mr. A. Lawrence Rotch, of Hyde Park, 

 Massachusetts, with reference to the principles of aerial flotation 

 involved in their construction. The extensive collection of aboriginal 

 tobacco pipes has been studied by Mr. J. D. McGuire, of Ellicott City, 

 Maryland, in connection with the preparation of his monograph on that 

 .subject published in the Report of the Museum for 1897. Mr. Stewart 

 Culin, of the University of Pennsylvania, has continued his studies on 

 aboriginal and modern games, as illustrated by specimens in the Division 

 of Ethnology. 



The collections in the Division of Mammals have been constantly 

 consulted by the members of the statiE' of the Biological Survey of the 

 Department of Agriculture. The specimens of Drivaocliely^, a genus 

 of turtles, have been studied by Dr. O. P. Hay, with regard to the 

 systematic position of the genus. In the Division of Marine Inver- 

 tebrates, Miss Harriet Richardson has been engaged in studying cer- 

 tain Isopoda, and in the preparation of a report upon the Isopods of 

 the Pacific coast of North America, which has recently l)een published 

 in the Proceedings of the Museum. Dr. H. F. Moore, of the U. S. 

 Fish Commission, spent several weeks at the Museum in working up 

 the Isopoda collected by the steamer FkK Ilawh on the coast of Porto 

 Rico A study of the very extensive collection of West Indian corals 

 belonging to the Museum has been begun by Mr. T. Wayland Vaughan, 

 of the IT. S. Geological Survey, whose previous researches in this field 

 especially qualify him for the work. Prof. W. P. Hay, of the Central 

 High School, has at intervals given attention to the crayfishes in the 

 collection, naming those recently obtained. He has also described a 

 new form of Isopod in a paper printed in the Proceedings of the 

 Museum. 



In the Division of Insects the following persons, among others, have 

 consulted the collections: Miss Ella Weeks, of Manhattan, Kansas; 

 Messrs. Snyder and McDade, of the Chicago Entomological Society; 

 Prof. O. S. Westcott, of Chicago, Illinois; Miss Harriet B. Merrill, 

 of Milwaukee, Wisconsin; Mr. O. Reinecke, of Buffalo, New York; 

 Dr. J. Branchont, of the Bergen Museum, Bergen, Norway; Mr. 

 Henry Bird, of Rye, New York; Prof. John B. Smith, of Rutgers Col- 

 lege, New Brunswick, New Jersey; Dr. S. C. Shumucker, of West- 

 chester, Pennsylvania; Prof. T. D. A. Cockerell, of Mesilla Park, 

 New Mexico; Prof. James Hine, of Columbus, Ohio; Dr. Herman 

 Strecker, of Reading, Pennsylvania; Mr. Charles E. Burden, of 

 Washington, District of Columl)ia; Prof. E. Dwight Sanderson, of 

 College Park, Maryland; Dr. AV. J. Holland, of Pittsburg, Pennsyl- 

 vania, and Mr. W. H. Wenzel, of Philadelphia, Pennsylvania. 



