According to the Missouri State Archives the following records should be available for Ripley County, Missouri:

Recorder of Deeds:

• Abstract and Index to Deeds 1844-1888
• Deed Records 1844-1896
• Patent Records 1833-1858
• Marriages and Index 1833-1922
• Marriage Register 1833-1866

Clerk of the County Court:

• Register of Births and Stillbirths 1883-1897
• Permanent Record of Births 1883-1891
• Register of Deaths 1883-1893
• Permanent Record of Deaths 1883-1891
• County Court Records 1853-1868
• State Census 1876
• Assessment Book 1868, 1873, 1895, 1899
• Business Ledger 1879-1881
• Fee Bills 1857
• Mark and Scalp Bounty 1848-1861
• Poll Tax Book 1904, 1908
• Proceedings 1841-1853

Justice of the Peace:

• Records 1857 - 1860
• Commissions 1834-1856
• Dockets 1870-1879

Clerk of the Circuit Court:

• Circuit Court Index 1874-1931
• Circuit Court Records 1867-1888
• Proceedings 1834-1853

Clerk of the Probate Court:

• Probate Record Index 1882-1940
• Probate Records 1856-1892
• Probate Minutes 1883-1900
• Probate Estate Files (no dates)
• Wills 1883-1927
• Letters of Administration 1834-1853

County Assessor:

• Assessment Book 1868, 1873, 1895, 1899

County Collector:

• Land and Personal Taxes 1887-1900
• Land Taxes 1871-1873

NOTES:

• Ripley County Courthouse, Doniphan, MO 63935.
• The courthouse burned during the Civil War and again January 1, 1898. but many records were saved.
  
• Most of the above records are available on microfilm at the public library at 207 Locust Street, Doniphan, MO 63935.