John Swindells was a clockmaker of Bolton who was a close associate to James Butler. He may have worked for James Butler as he was a witnesses to John’s marriage to Mary Pearson at the Parish Church on 13th March 1775.
The marriage register signed by Jas Butler.
![](http://www.boltonclockmaker.org/wp-content/uploads/2023/07/Screenshot-2023-07-26-at-17.02.49.png)
No known examples of his work survive, but they may remain within Butler’s clocks.