Rare Hummel Goebel Arbeitsmuster 2183 Keeping Time Masterpiece Archive Sample. Hummel masterpiece sample is marked with the Arbeitsmuster in blue mark which is used for Goebel Archive Samples, also includes a rare Goebel metal Arbeitsmuster medallion. These final result Arbeitsmuster pieces were the factories highest quality masterpiece used as an archive and photography sample of their excellence. These samples were never intended for the open market or to be found in private collections, making them exceptionally rare and unique. Stands at 3.75 this piece is in excellent to mint condition and comes as shown with no damage or repairs. As always, more than willing to accept reasonable offers, thank you for viewing.