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TAXONOMIC INVESTIGATIONS 
S. A. Rohwer, Entomologist, in Charze 
E Word has been received from Dr, J. M, Aldrich, who is at present 
in Guatemala, of a very successful collecting trip, together with a state~ 
ment that he has been able to rear two adults of two very interesting 
fruit flies and obtain specimens of same very rare flies which were des- 
Scibed many years ago from unique specimens now in the British Musewn. 
Dr. Aldrich also reports attending a conference called to discuss a problem 
of grasshoppers, attended by representatives from Mexico, Costa Rica, and 
Guatemala, Dr. Aldrich plans to reach Washington about the middle of June. 
_, , Considerable progress has been made in arranging the Casey collec- 
tion of Coleoptera, and the Museum has secured the services of L. L. 
+ Buchanan to do the curatorial work on it. Containing as it does many thou- 
sands of species and specimens, it will. be many months before the entire 
collection can be arranged, In doing this work, Mr. Buchanan is aiming 
to arrange first the groups of most interest to specialists who are likely 
_ to visit Washington. 
_ A. B. Champlain and J, N. Knull, of the Pennsylvania Department of 
Agriculture, spent May 5 and 4 in the Section of Insects studying bark 
beetles and arranging for exchanges. 

_ _G. P. Englehardt, accompanied by his son George, visited the Sec- 
tion of Insects May 28 and 29 to renew his acquaintance with various lipi- 
dopterists and discuss classification of certain Lepidoptera with Messrs. 
Busck and Heinrich, 
BEE CULTURE INVESTIGATIONS 
James I, Hambleton, Apiculturist, in Charge 
D. M. T. Morland, Specialist in Charge of Bee Culture at the Roth- 
_ amsted Asricultural Experiment Station, England, spent the first week of 
_ May at the Bee Culture Laboratory, On May 9 he left for a trip to Cornell 
University and the Central States, to visit various centers and leaders 
in bee culture, 
Prof. Z. P. Metcalf, of North Carolina State College, visited the 
Bee Culture Laboratory on May 26, 
The temporary appointment of Miss Sarah Hilda Black as Junior Biol~ 
ogist has been extended, to enable her. to continue the preliminary work 
begun with the cooperation of the Bureau of Home Economics on the nutri- 
tional value of honey. 
