
eo 
On November 14 ¥W. G. Bradley, of the Bureau's European corn- 
borer laboratory, Arlington, Mass., came to the taxonomic unit to dis-— 
cuss the hymenopterous parasites of the corn borer. 
Dr. Z. P. Metcalf, of the department of zoology and entomology, 
North Carolina State College, at Raleigh, was in the National Museum 
November 18 and 19, examining the C. F. Baker card catalog of Homoptera, 
and especially the portion pertaining to the family Cicadellidae. 
Dr. ©. ™. Ball, director of the Arizona Agricultural Experiment 
Station, Tucson, Ariz., spent November 14 to 15 and November 20 to 22 
studying homopterous material in the National collections. 
W. D. Reed, of the Bureau's tobacco-insect field laboratory at 
Danville, Va., recently came to the taxonomic unit to secure identifi- 
cations of some hymenopterous parasites of stored-tobacco insects. 
On November 25 Dr. C. P. Gillette, director of the Colorado Ag- 
ricultural Experiment Station, at Fort Collins, and J. S. Houser, chief 
entomologist of the Ohio Agricultural Experiment Station, at Wooster, 
visited the taxonomic unit. 
On November 26 to 28 Dr. C. J. Drake, of the department of zool- 
ogy and entomology, Iowa State College, at Ames, studied Hemiptera of 
the families Tingidae and Anthocoridae in the National collection. 
CEREAL AND. FORAGE INSECTS 
W. H. Larrimer, in Charge 
At the request of Senators Borah and Thomas, of Idaho, Dr. W. H. 
Larrimer made a brief trip, November 4 to November 13, to the Northwest, 
for the primary purpose of going over the wireworm situation in Idaho. 
W. R. Walton and J. S. Wade attended the sessions of the Eastern 
Branch of the American Association of Economic Entomclogists, held in 
the American Museum of Natural History, New York City, November 20 and 2l. 
Visitors at the Washington office in November were Prof. G. A. 
Dean, of the Kansas State Agricultural College, Prof. C. W. Creel, of the 
University of Nevada, and J. S. Pinckney and E. J. Udine, of the field 
laboratory at Carlisle, Pa. 
C. N. Ainslie, one of the oldest employees of the Bureau, both as 
to point of service and accumulation of years, has retired effective 
October 31, 1930. His long and conscientious service rendered to the Bur- 
eau and his valuable contributions to entomology are so well recognized 
by everyone that they need not be reviewed. Mr. Ainslie will continue 
to be associated with the Bureau as a Collaborator. 
