Found this link on the Bravenet site.
https://www.flickr.com/photos/guibclau
The seller has a fair number of sets for sale, off hand some WS9, WS19, WS29 located in the Montreal Quebec area.
Anyways no relation to seller.
Geoff
PS Seller also has a large valve list. Request it if interested. She mentioned $0.50 each, some boxed, untested.