Church Fabric Survey database
2013
Sources for Askham: St Nicholas
Alan Murray-Rust
Interior image of 638107 St Nicholas, Askham
2014, August 15
Andrew Hill
Exterior image of 638107 St Nicholas, Askham
2010, October 06
Church Buildings Council
Church Bells
2019
James Miles
Bell frames of historic importance
2019
Church of England
A Church Near You
2021
ICBS
Incorporated Church Building Society Archive
1817-1989