Church Fabric Survey database
2013
Sources for Welton: St Helen
CWGC
Commonwealth War Graves Commission
2016
Ian S (of geograph.org.uk)
Exterior image of 643408 St Helen, Welton
2018, February 28
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989
ICBS
Incorporated Church Building Society Archive
1817-1989