It was listed by Elmgarden. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
Elmgarden has dated these Antique Thonet Bistro Chairs to the Victorian era.

The chairs have pressed plywood seats with a very distinctive Art Nouveau pattern on them and double railed back
This very attractive set is in good condition, the chairs are 35” high at the back, and the seats are 16” wide and 18” deep and 18.5” from the ground
CS175
Elmgarden has dated these Antique Thonet Bistro Chairs to the Victorian era.
A family run business since 1980, now on line world wide.
You can view the stock and full dealer information on the Elmgarden Profile Page