
pgp 
Frank Johnson, of New York City, Spent February 18 in the sec-— 
tion of Lepidoptera, studying material in the National collection and 
consulting with Dr. Schaus. 
George G. Ainslie, of the Bureau's cereal and forage insect 
laboratory at West Lafayette, Ind., who spent the last two months in 
the taxonomic unit working on the North American Crambicae, has returned 
to his station. 
H. J. Reinhard, of the Texas Agricultural Experiment Station, 
at College Station, who since January 25, with the assistance of Dr. 
Aldrich, has been engaged on a study of the North American species 
belonging to the tachinid genus Winthemia, left Washington February 
eo. 
C. N. Ainslie, of the Bureau's cereal and forage insect labor- 
atory at Sioux City, Iowa, spent February 25 to 28 at the Museum. He 
was particularly interested in examining material in the collections of 
bees and aculeate wasps, and in securing names for certain species of 
these groups which he had collected. 
COTTON INSECTS 
B. R. Coad, in Charge 
Thirty-six members of the Southern Agricultural Workers, from 
five southern States, who were in attendance at their annual conven— 
tion in Jackson, Miss., February 4 to 7, spent February 8 at Tallulah 
visiting the offices, laboratories, and airport of the field labora- 
tory. Among the visitors were the entire personnel of the Mississippi 
State Plant Board. 
Dr. F. A. Fenton, in charge of the field laboratory at El Paso, 
Tex., spent several days at Tallulah in conference with B. R. Coad on 
work on the pink bollworm in the Southwest, and returned to El Paso 
on February 12. 
T. P. Cassidy, in charge of the field laboratory at Tucson, Ariz., 
spent the first half of February at Tallulah in conference with B. R. 
Coad on investigations of the pink bollworm and Thurberia weevil in 
Arizona, and returned to Tucson February 17. 
L. W. Noble, Junior Entomologist, who has been a member of the 
force at Tallulah since his appointment in September, 1929, has been 
transferred to El Paso for work on the pink bollworm, and left Tallulah 
February 12. 
