Author
Iowa State University. Cooperative Extension Service
4
Iowa
3
Iowa Agriculture and Home Economics Experiment Station
3
Iowa State College. Agricultural Experiment Station
2
Iowa State University. Agricultural and Home Economics Experiment Station
2
Iowa. Attorney-General's Office
2
Iowa. Department of Justice
2
Iowa. Office of the Attorney General
2
Iowa State College. Agricultural Extension Service
1
Iowa State College. Agricultural and Home Economics Experiment Station
1
Iowa State College. Cooperative Extension Service
1
Iowa State College. Experiment Station
1
Iowa. General Assembly. House of Representatives
1
Iowa. General Assembly. Senate
1
Iowa. Legislative Assembly. Council
1
Iowa. Legislative Assembly. House of Representatives
1
Iowa. Supreme Court
1