" So much dung, filth, and entrails of dead beasts and other corruptions is cast into ditches, rivers and other waterways, and many other places, within about and near to the cities, boroughs and towns of the realm… that the air is greatly corrupted and infected and many maladies and other intolerable diseases do daily happen…’64 They ordered fines of £20 to be levied on all those who had not remedied the situation within a year, and passed the responsibility for keeping the streets clean to local officers. "

― Ian Mortimer , The Fears of Henry IV: The Life of England's Self-Made King