This collection contains materials related to the history of the Hays family (including the Denecke, Lindsey, and Weber families that married into the Hays family). Several family members have already conducted various genealogy research, which is included in the collection (such as handwritten family trees, documents explaining family history, etc.). Most of the collection contains materials related to Samuel H. Hays (1864-1934) and his grandson, also named Samuel H. Hays, who was a Colonel in World War II. These materials include handwritten letters, political and military documents, publications and pamphlets, scrapbooks/photographs, and newspaper clippings.