American Association of Economic Entomologists / Charles Baird Simpson / Henrietta Aiken Kelly

UIUC:30112017670933

Codling moth

American Association of Economic Entomologists / Andrew Delmar Hopkins / Frank Hurlbut Chittenden / Leland Ossian Howard

UIUC:30112017670917

Entomology

American Association of Economic Entomologists / Charles Lester Marlatt / Francis Marion Webster

UIUC:30112027933966

Bees

Association of State Universities and Land-Grant Colleges. Convention / American Association of Land-Grant Colleges and State Universities. Convention / Association of American Agricultural Colleges and Experiment Stations. Convention / National Association of State Universities and Land-Grant Colleges. Convention

UIUC:30112110333298

Agricultural education

Association of American Agricultural Colleges and Experiment Stations

HARVARD:HXHQL6

Agricultural education

Association of American Agricultural Colleges and Experiment Stations. Annual Convention

UCAL:B4022620

Agricultural education

American Association of Economic Entomologists / Charles Lester Marlatt / Francis Marion Webster / Herbert Osborn / Leland Ossian Howard / United States. Bureau of Entomology

UIUC:30112009257517

Chinch-bugs

American Association of Economic Entomologists. North Central States Branch / Entomological Society of America. North Central Branch

CUB:U183024101048

Beneficial insects

American Association of Economic Entomologists / Charles Lester Marlatt / Francis Marion Webster / Frank Hurlbut Chittenden / Herbert Osborn / Leland Ossian Howard

UIUC:30112017670982

Chinch-bugs

American Association for the Advancement of Science

CORNELL:31924018331904

American Association of Economic Entomologists / Charles Baird Simpson / Francis Marion Webster / Frank Hurlbut Chittenden / Henrietta Aiken Kelly

UIUC:30112063828021

Codling moth

American Association for the Advancement of Science

CORNELL:31924018331904

American Museum of Natural History

HARVARD:32044041987454

Natural history museums

American Association for the Advancement of Science

HARVARD:32044106216195

Science

Pan American Union

UIUC:30112083419140

America

American Association of Economic Entomologists / Frank Benton / Frank Hurlbut Chittenden / Herbert Osborn / Leland Ossian Howard / United States. Bureau of Entomology / Charles Lester Marlatt

UIUC:30112009257509

Bee culture

American Association for the Advancement of Science

UOM:39015035434573

Science

American Association for the Advancement of Science

STANFORD:36105131075876

American Association for the Advancement of Science

HARVARD:32044092579150

American Association of Economic Entomologists

UIUC:30112009257681

Entomology

American Pomological Society

UCAL:B2934456

Fruit-culture

American Association of Economic Entomologists

OSU:32435051484871

American Association of Economic Entomologists / Andrew Delmar Hopkins / Frank Hurlbut Chittenden / Leland Ossian Howard / United States. Bureau of Entomology

UIUC:30112009257566

Cutworms

American Association of Farmers' Institute Workers

UOM:39015073290986

Farmers

American Association for the Advancement of Science

IND:30000113774842

Science

American Association for the Advancement of Science

UVA:X030727111

Science

American Association of Economic Entomologists

UOM:39015017870943

Beneficial insects

American Association of Economic Entomologists

PSU:000053192011

American Association of Economic Entomologists

UOM:39015069523358

Beneficial insects

Pan American Union

UOM:35112101654707

Pan-Americanism