Church Fabric Survey database
2013
Sources for Hertford: All Saints
CWGC
Commonwealth War Graves Commission
2016
Dave Kelly
Exterior image of 632145 Hertford All Saints
27 January 2008
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989
ESOS
Energy Audit - Hertford: All Saints
2023