Church Fabric Survey database
2013
Sources for Gloucester: St Mary de Crypt
User 'Philafrenzy' on Wikimedia
Exterior image of 616123 Gloucester St Mary de Crypt
August 2011
Gloucestershire County Council
Gloucestershire Historic Environment Record (HER)
2017
Keltek Trust
Interior image of 616123 St Mary de crypt,Gloucester
2017, October 19
Church Buildings Council
Church Bells
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989
Jonah Jay Architects
QI inspection report on Gloucester: St Mary de Crypt, 15-Mar-2021
2021