History & Genealogy at St. Louis County Library
History & Genealogy at St. Louis County Library offers sources for research in states east of the Mississippi, emphasizing migration trails into Missouri and the St. Louis region. The collection also features hard-to-find sources for African American, French Canadian, German, Swiss, and the British Isles research. The National Genealogical Society Collection makes 29,000 genealogy books available for interlibrary loans.