EXPERIMENT STATION REPORT. 563 



Commissioners of the Louisiana Purchase Exposition that an 

 exhibit illustrating- the work done in the State might be interest- 

 ing, and after some conferences with Colonel Lewis T. Bryant, 

 Secretary of the Commission and Mr. Silas R. Morse, Curator of 

 the State Museum, under whose general supervision the exhibits 

 were to be installed, it w-as agreed to prepare such an illustration. 

 The cases were built at New Brunswick by Howard V. Buttler 

 and Co., from plans prepared by me and the work w^as carried on 

 with the assistance of Mr. Edgar L. Dickerson and Mr. John A. 

 Grossbeck. the latter of whom prepared all the large charts and 

 drawings. The transparencies. 104 in number, were made by Mr. 

 F. H. Dodge, of New Brunswick. 



The following is a summary of the material in the collection : 



Boxes or trays, containing specimens 26 



Salt, marsh tray 1 



Charts illustrating mosquito life history and develop- 

 ment of malarial parasite 12 



Transparencies of all sizes 104 



Fish specimens 83 



Fish specimens in glass vials 34 



Mosquito enemies in alcohol, specimens 87 



Mosquito enemies in glass vials 37 



Pinned specimens 613 



Mosquito specimens in alcohol 1,600 



Contained in glass vials 158 



Pinned material, specimens 1,500 



Drawings and plates, each with several figures 56 



Making a total of vials 158 



Specimens, dry or in alcohol 3,183 



There are also 23 vials of repellants, and 14 specimens of other ma- 

 terial used to either kill or repel mosquitoes. 



For this Exhibit a Grand Prize was awarded to the Experi- 

 ment Station, under w^hose auspices it was made; and a Gold 

 Medal was awarded to the writer for his w^ork in planning and 

 preparing it. The Exhibit was in place, practically completed on 

 the opening day and was installed by me personally. On tw^o 

 other occasions during the summer I visited St, Louis for the 

 purpose of looking after the collection, which was one of the 

 attractions of the Forestry Fish and Game Building, in which it 

 w^as installed. 



In addition to the Mosquito Exhibit there w^as also a series of 

 cases illustrating Forestry Insects, which had been prepared by 

 this Department from time to time for the State Museum. That 

 Exhibit contained as follows : 



