Missouri
- History
- 1821 City Directory for St. Louis
- 1859/60 City Directory for Kansas City
- 1895 Atlas: Missouri
- 1904 World's Fair: The Louisiana Purchase Exposition
- Adair County Historical Society
- Along the Old Trail (1914)
- American History & Genealogy Project: Missouri
- American Local History Network: Missouri
- Audrain County Historical Society
- Barry County Genealogical & Historical Society
- Battles & Biographies of Missourians (1900)
- Bittersweet
- Black Families of the Ozarks
- Boone County Historical Society
- Boone-Duden Historical Society
- Callaway County, Missouri Journal
- Cape Girardeau County Archive Center
- Carroll County Historical Society
- Census Online: Missouri
- Chariton County Historical Society Museum
- Chronicles of the Civil War in Monroe County
- Civil War in Missouri
- Civil War in Missouri Links & Resources
- Civil War Rosters
- Clay County Archives & Historical Library
- Commerce Historical Society
- Cyndi's List of Genealogy Sites on the Internet: Missouri
- DeKalb County Historical Society
- Earthquake History of Missouri
- Encyclopedia of the History of Missouri. Vol. I (1901)
- Encyclopedia of the History of Missouri. Vol. II (1901)
- Encyclopedia of the History of Missouri. Vol. III (1901)
- Encyclopedia of the History of Missouri. Vol. IV (1901)
- Encyclopedia of the History of Missouri. Vol. V (1901)
- Encyclopedia of the History of Missouri. Vol. VI (1901)
- Excelsior Springs Historical Museum
- Florissant Historic Sites
- Fort Osage
- GeneaSearch: Missouri
- Google: Missouri - History
- Greene County Historical Society
- Greene County History
- Greene County Records
- Heritage League of Greater Kansas City
- Historic Postcards of Springfield, Missouri
- Historical Museum Guide for Missouri
- History & Directory of Springfield & North Springfield (1878)
- History & Genealogy in the Kingdom of Callaway
- History & Genealogy of Franklin County
- History of Cole, Moniteau, Morgan, Benton, Miller, Maries & Osage counties (1889)
- History of Greene County (1883)
- History of Laclede, Camden, Dallas, Webster, Wright, Texas, Pulaski (1974 reprint of 1889)
- History of Marion County (1884)
- History of Missouri
- History of Missouri Vol. 1 (1908)
- History of the Pioneer Families of Missouri (1876)
- History's Time Portal to Old St. Louis
- Jackson County Historical Society
- Kansas City Area Archivists
- Kansas City Public Library Special Collections
- Kansas City Public Library Special Collections - Local History Index
- Kansas City Public Library Special Collections - Photographs
- Kansas City Southern Historical Society
- Kindred Trails: Missouri
- Kingdom of Callaway Historical Society
- Lafayette County Legacy
- Landmarks Association of St. Louis
- Local Records Inventory Database
- Louisiana Purchase Exposition 1904 World's Fair
- Malden Historical Museum
- Missouri Alliance for Historic Preservation
- Missouri Birth & Death Records Database
- Missouri Cemeteries
- Missouri Cemeteries
- Missouri Census Records
- Missouri City Directories
- Missouri Genealogical and Historical Societies
- Missouri Handbook (1865)
- Missouri Historical Newspapers Project
- Missouri Historical Review
- Missouri Historical Societies
- Missouri History, Geology, Culture
- Missouri Merchant One Hundred Years Ago (1919)
- Missouri Migrations Project
- Missouri Museums Guide
- Missouri Newspaper Abstracts
- Missouri Obituary Links
- Missouri Pacific Historical Society
- Missouri Regimental Histories
- Missouri Slave Data
- Missouri State Archives
- Missouri State Archives Catalog
- Missouri State Genealogical Association
- Missouri Supreme Court Historical Database
- Missouri Tornadoes 1950-1995
- Missourians in the First World War
- Missourians One Hundred Years Ago (1917)
- Missouri's Hall of Fame (1918)
- Missouri's Memorable Decade, 1860-1870 (1898)
- Missouri's Union Provost Marshal Papers: 1861-1866
- MOGenWeb
- Moser's Directory of Towns, Villages & Hamlets Past & Present of Missouri
- Museum of Westward Expansion
- New Madrid Earthquake
- A Newspaper Man's Motion Picture of the City (1927)
- Osage County Business & Individual Directory (1915)
- Osage County Historical Society
- Ozarks Genealogical Society
- Ozarks News & Historical Index
- OzarksWatch
- Past & Present of Greene County (1914)
- Past & Present of Saline County (1910)
- Perry-Castaneda Library Map Collection: Missouri
- Perry County Historical Society
- Pictorial & Genealogical Record of Greene County (1893)
- Platte County Historical & Genealogical Society
- Political Graveyard: Missouri
- Polk County Museum & Historical Society
- Pony Express Museum
- Quantrill & the Border Wars (1909)
- Ralls County Historical Society
- Repositories of Primary Sources: Missouri
- Roger's Souvenir History of Mercer County, Missouri & Dictionary of Local Dates (1980 Reprint of 1911 Edition)
- Rozier's History of the Early Settlement of the Mississippi Valley (1890)
- Saint Joseph Memory Lane
- Saint Joseph Museum
- Saint Louis Circuit Court Historical Records Project
- Saint Louis Genealogical Society
- Saint Louis Probate Court Digitization Project: 1802 - 1900
- Saint Louis: the Future Great City of the World (1871)
- Seventy-five Years on the Border (1912)
- Springfield & Greene County History
- Springfield & Greene County Library Local History & Genealogy
- Springfield, Missouri, & Surroundings • 1889
- State Historic Preservation Office
- State Historical Society of Missouri
- Switzler's illustrated history of Missouri, from 1541 to 1877 (1879)
- A Tour of St. Louis (1878)
- Tribes and Villages of Missouri
- Truman Presidental Library & Museum
- Turnbo Manuscripts
- United States Biographical Dictionary & Portrait Gallery of Eminent & Self-Made Men. Missouri Volume (1878)
- United States Resources: Missouri
- University City - History in Photographs
- Virtually Missouri
- Washington Historical Society
- Webster Groves Historical Society
- Western Historical Manuscript Collection - Columbia
- Western Historical Manuscript Collection - Kansas City
- Western Historical Manuscript Collection - Rolla
- Western Historical Manuscript Collection - St. Louis
- White River Valley Historical Quarterly
- William Clarke Quantrill Society
- With Porter in North Missouri (1909)
- World War I Military Service Cards Database
- WPA Life Histories from Missouri
- Yahoo!: Missouri - History