Church Fabric Survey database
2013
Sources for Great Gransden: St Bartholomew
Antiquarian Horological Society
AHS Turret Clock database
2015
CWGC
Commonwealth War Graves Commission
2016
Adrian Cable (of geograph.org.uk)
Exterior image of 614216 St.Bartholomew, Great Gransden
2013, December 16
Keltek Trust
Interior image of 614216 St.Bartholomew, Great Gransden
2014, July 20
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989