![COUESNON & Cie: Saxophone Alto Monopole, numéroté 3340 et gravé 'Exposition [...] | lot 342 | Belle Vente Mobilière at Auxerre Enchères | Auction.fr | English COUESNON & Cie: Saxophone Alto Monopole, numéroté 3340 et gravé 'Exposition [...] | lot 342 | Belle Vente Mobilière at Auxerre Enchères | Auction.fr | English](https://s3-eu-west-1.amazonaws.com/auctionmediaphotos/3/e/f/1517909529301446.jpg)
COUESNON & Cie: Saxophone Alto Monopole, numéroté 3340 et gravé 'Exposition [...] | lot 342 | Belle Vente Mobilière at Auxerre Enchères | Auction.fr | English
Couesnon Monopole Conservatoires Paris Brass Alto Saxophone, Serial | Lot #80099 | Heritage Auctions
![Sold at auction Alto Saxophone, Couesnon Monopole Conservatoires, c. 1968 Auction Number 3308B Lot Number 72 | Skinner Auctioneers Sold at auction Alto Saxophone, Couesnon Monopole Conservatoires, c. 1968 Auction Number 3308B Lot Number 72 | Skinner Auctioneers](https://images.skinnerinc.com/full/040/1240040.jpg)