- Original source material relating to Alstone, and other parishes in Diocese of Gloucester may be found at the Gloucestershire Archives; with the exeception of Bishops Transcripts, which (if they exist) should be found at Worcestershire Record Office.
- "Chapelry of Overbury (Worcestershire). Formerly tithing of
Overbury, transferred to Gloucestershire, 1844. In civil parish of
Teddington since 1935."
(Ref: Guide to the Parish Records of the City of Bristol and the County of Gloucester; I. Gray & E. Ralph, 1963)
See also: Teddington.