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(1975) Executive Order Number Twenty, December 1975. Governor's Office
(1975) The Indians called it beautiful land : your quick-fact book : Iowa, a place to grow,1975. Iowa Economic Development Authority
(1975) Iowa Civil Rights Commission Annual Report, 1975. Civil Rights Commission
(1975) State of Iowa Transportation Map, 1975. Transportation, Department of
(1975) Report:Ansel Briggs Project, May 1975. Cultural Affairs, Department of
(1975) Iowa Fisheries Research Technical Series No. 75-1 Variations in the abundance of channel catfish year classes in the upper Mississippi River and causative factors Don R. Helms, Fishery Research Biologist Fisheries Section Jerry M. Conley, Superintendent of Fisheries December, 1975. Natural Resources, Department of
(1975) A Research Report on Roadside Vegetation Management, December 1975. Transportation, Department of
