Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur Dahlstroms AuctioneerAvignon, Provence-Alpes-Cote d'Azur COAUCTION Lake Bluff , IL Williamson Auction GalleryHollywood, FL Hardt Auctions GmbHRadevormwald, NORTH RHINE WESTPHALEN Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur BonhamsLondon, UNITED KINGDOM Templum Fine Art AuctionsBarcelona , ES Weatherham Estate TreasuresCobourg, ON Williamson Auction GalleryHollywood, FL Weatherham Estate TreasuresCobourg, ON Proverde AuctionsAvignon, Provence-Alpes-C?te d?Azur Weatherham Estate TreasuresCobourg, ON Weatherham Estate TreasuresCobourg, ON Mynt AuctionsNew York, NY Weatherham Estate TreasuresCobourg, ON Belmont AuctionsLondon, UK