Students of Koblenz University at ENGEL Fine Art Auctioneers On invitation from Wolfgang Engel students of the University Koblenz-Landau visited ENGEL Fine Art Auctioneers as part of a seminar on the theme of art sociology. In the workshop conducted by the Auctioneer Wolfgang Engel, the students were given an extensive overview of how an Fine Art Auction House is fully operating and functioning.