The American team won the 1901 International Match, beating the best of England and Scotland with their 'machine made' doubles - mostly Parkers
A summary is at the top here, and scroll down a bit for sour grapes commentary by the British press
https://docs.google.com/document/d/185YOyQl7GIB9OYLs9Hr3tnMLHqs4rjEdR4j_E9l4HLw/edit?tab=t.0

Walter Ewing, Canada (Individual Gold) and George Beattie (Silver) with Lefevers at the 1908 Olympic Games

[Linked Image from photos.smugmug.com]

OTOH English SxS pigeon guns were highly regarded at Monte Carlo and rings worldwide. They are now mostly > 125 years old however
https://www.doublegunshop.com/forums/ubbthreads.php?ubb=showflat&Number=191402&page=all

Percy Stanbury did pretty good with his Webley & Scott
https://www.thefield.co.uk/reviews/gun-reviews/percy-stanburys-webley-scott

https://sites.google.com/a/damascusknowledge.com/www/home