Vernissage
Mr Vernissage is the elderly trader/chandler/provisioner and Human liason to the Dwarfs at Copperhead whose great-grandfather was a Watchman. He was responsible for giving the young Carrot Ironfoundersson the notion to go and seek his fortune in the big city. He was also inadvertently guilty of giving Carrot a set of well-out-of-date ideas about policing in the city, as well as the Protective and the The Laws and Ordinances of the Cities Ankh and Morpork.