8 
Articles written at the Laboratory, but published elsewhere, in- — 
clude a-paper on the present state of our knowledge concerning con- 
tagious insect diseases, prepared as a presidential address for the En-— 
tomological Club of Cambridge, Massachusetts, and published in 
“Psyche,” the organ of the Club; a paper on the food of the fishes — 
of the Mississippi Valley, read at the Seventeenth Annual Meeting — 
of the American Fisheries Society in Detroit, Michigan, and pub-— 
lished in their “ Transactions” and also as a separate pamphlet; a 
paper on the relations of wheat culture to chinch bug injury, read 
at the Cleveland meeting of the Society for the Promotion of Agri- — 
cultural Science and published in their “Proceedings; an address — 
as president of the Western Naturalists’ Association, delivered at — 
Champaign and published in the “American Naturalist; four papers 
for the State Horticultural Society by myself and Mr. Weed, printed 
in the annual volumes of the Society; three technical entomological 
articles by Mr. Weed and two by myself, printed in “Psyche” and — 
Entomologica Americana; and a considerable number of articles — 
written for the agricultural papers in response to inquiries from their — 
editors. Here also should be mentioned an article by Prof. Burrill, 
giving the results of his study of the broom-corn disease already re- 
ferred to,— this paper being published in the Proceedings of the | 
Society of American Microscopists for 1887. by 
GENERAL EDUCATIONAL WORK. | _ 
Among addresses made by the office force but not regularly pub- — 
lished, are seven on entomological topics, prepared for farmers’ insti- 4 
tutes and delivered twenty-six times in all; one on the chinch bug, — 
delivered six times before county conventions called to adopt.meas- — 
ures for joint action against that insect pest; two on educational — 
topics before the State Teachers’ Association and the Teachers’ .Asso- 5 
ciation for Central Illinois; and one read to the Peoria Scientific 
Association and at the commencement exercises of the State Uni- 
versity of Indiana. 
RELATIONS TO THE AGRICULTURAL EXPERIMENT STATION. i 
The recent organization, at the University, of the State Agri- 4 
cultural Experiment Station has raised the question of the relations ; 
of the work thus instituted to that of the Natural History Labora- ; 
tory and the State Entomologist’s Office with the effect to bring i 
about an adjustment of the two at their points of contact in crypto- ; 
gamic botany and economic entomology. The purpose of the State { 
Laboratory being essentially scientific and educational, its results are 
d 
