What is another word for "auctioneer"?

Roget's Thesaurus (1911) lists these synonyms for "auctioneer": advocate, agent, ambassador, arbitrator, attache, attorney, auction, bagman, bailiff, bring, broker, business, charge, chose, clerk, commercial, commissary, commission, commissionaire, commissioner, committee, consignee, consul, corps, correspondent, counter, curator, custom, deal, delegate, demi, deputy, diplomat, diplomate, diplomatist, director, dispense, disposal, dispose, drummer.