-6- 
llorth Dakota 
Ohio 
Oklahoma 
J. A. Munro, North Dakota Agricultural College, State 
• College Station, Fargo •• .. 
D.-M. DeLdng,- Ohio State University, Columbus 
J. S. Houser, Agricultural Experiment Station, Wooster 
J. N. Kh'ull, Ohio State University, Columbus 
E. W. Mendenhall, Ohio State Department of Agriculture, 
97 Brighton Road, Columbus 
H. Osborn, Ohio State University, Columbus 
T. Hi Parks, Ohio State University, Columbus 
F. A. Eenton, Oklahoma Agricultural find Mechanical College, 
Stillwater , ••> ,-x : ..; 
C. F. Stiles, Extension Entomologist, Oklahoma Agricultural 
and Mechanical College, Stillwater 
D. C. Mote, State Agricultural College, Corvallis 
R. M. Baker, State Department of Agriculture, Harrisburg 
H. E. Hodgkiss, Pennsylvania State College. State College 
J. R. Stear, c/o Koppers Experiment Farm, Ligonier 
C. A. Thomas, Pennsylvania State College, Kennett Square 
H. IT. Worthley, Pennsylvania State College, State College 
Rhode Island . A. S. Stene, State Department of Agriculture, Providence 
South Carolina W. H. Clarke, P. 0. Box l%k r Waterboro 
W. C. Nettles, Clemson College, Clemson 
Franklin Sherman, Clemson College, Glemson 
Oregon 
Pennsylvania 
South Dakota 
Tennessee 
Texas 
G-. I. Gilbertson, Extension Entomologist, State College 
of Agriculture and Mechanic Arts, Brookings 
H. C. Severin, State Entomologist, State College of Agri- 
culture and Mechanic Arts, Brookings 
G-. M. Bentley, University of Tennessee, Knoxville 
F. L. Thomas, Agricultural Experiment Station, College 
Station 
R. R. Reppert, Extension Entomologist, Agricultural Ex- 
periment Station, College Station 
Utah 
G-. F. Knowlton, Agricultural Experiment Station, Logan 
C. J; Sorenson, Agricultural Experiment Station, Logan 
Vermont 
H. L. Bailey, State Department of Agriculture, Montpelier 
