Much information in this book link about Luke Walmsley and stained glass windows. See pages 160 to end (I put Walmsley in the search box so the relevant pages appeared - to save time):
THE WHITE CHURCH, FAIRHAVEN:
AN ARTIST TRADER'S PROTESTANT BYZANTIUM 1
J. C. G. Binfield
https://www.hslc.org.uk/wp-content/uploads/142-8-Binfield.pdfAlso on page 172 it references Luke Walmsley's 'artist son' dying in 1985- Bernard Walmsley.
see also note 71:
'
71 Bernard Dean Walmsley, who became a deacon at the White Church in
1923, and died 2 July 1985, also left cartoons of stained glass windows
made by his wife and himself to Queen Elizabeth's Grammar School,
Blackburn, and to Samlesbury Hall, Blackburn'