Iowa Soil and Water, 1956 <a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Soil+and+Water+Conservation">Soil and Water Conservation</a> <a href="/items/browse?advanced%5B0%5D%5Belement_id%5D=49&advanced%5B0%5D%5Btype%5D=is+exactly&advanced%5B0%5D%5Bterms%5D=Black+Hawk+County+Soil+and+Water+Conservation+District+">Black Hawk County Soil and Water Conservation District </a> Publication honoring Iowa soil and water conservation efforts. This issue recognized Black Hawk County SWCD. Iowa Association of Soil District Commissioners State Library of Iowa 1956-08 Black Hawk County Soil and Water Conservation District, Black Hawk County, Iowa.For questions about copyright, contact the State Library of Iowa at <a>http://www.statelibraryofiowa.org.&gt;</a> This item is protected by copyright and/or related rights. Your are free to use this Item in any way that is permitted by the copyright and related rights legislation that applies to your use. For other uses you need to obtain permission from the rights-holder(s). <a href="http://rightsstatements.org/">http://rightsstatements.org</a> pdf eng Text; Journal