Ottawa, ILMatthew Bullock Auctioneers Ottawa, ILMatthew Bullock Auctioneers Manheim, PAConestoga Auction Company Division of Hess Auction Group Ahlden(Aller), NiedersachsenKUNSTAUKTIONSHAUS SCHLOSS AHLDEN St. Louis, MOSelkirk Auctioneers & Appraisers Thomaston, METhomaston Place Auction Galleries Shelbyville, KYSwisher Bros. Auction LLC Mt. Crawford, VAJeffrey S. Evans & Associates