Church Fabric Survey database
2013
Sources for Cheltenham: All Saints
Antiquarian Horological Society
AHS Turret Clock database
2015
Gloucestershire County Council
Gloucestershire Historic Environment Record (HER)
2017
L S Wilson (of geograph.org.uk)
Exterior image of 616245 All Saints, Cheltenham
2011, March 06
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021