Auctioneers Who Made Art History Albert Kriemler, Amie Siegel, Barbara Bongartz, Brigitte Ulmer, Celina Fox, Christopher Maxwell, Daniella Luxembourg, David Nash, Dirk Boll, James Goodwin, Judd Tully, Rose Maria Gropp, Stephanie Tasch, This Brunner, Ursula Bode, Walter Feilchenfeldt, Wolfgang Wittrock