Church Fabric Survey database
2013
Sources for Crossens: St John
CWGC
Commonwealth War Graves Commission
2016
Merseyside Environmental Advisory Service
Merseyside Historic Environment Record (HER)
2017
S Parish
Exterior image of 622128 Crossens St John
2008
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989