Curds and Whey in St James's Park The Milk Fair is not what it was when Members of Parliament were interrupted while airing in the ' Green Walk ' by the noisy cries , ' A can of red cow's milk , sir ! ' Nursemaids and children still quaff the ' mug ' but the ' milk folk ' have now taken to sell other drinkables , as gingerbeer and lemonade Milk Fair" in St. James's Park, London, 1873. Engraving showing a group of Londoners enjoying milk, curds and whey at the "Milk Fair" in St. James's Park, London, 1873. This image, originally entitled "London Sketches - Curds and Whey in St. James's Park", shows a small girl bringing her invalid mother a glass of milk. In the background, the presence of a cow proves the freshness of the milk