Marble (toy) in Codd-neck bottles, which were often collected for play. In the early twentieth century, small balls of stone, identified by archaeologists as marbles, were found on excavation near Mohenjo-daro. Marbles are often mentioned in Roman literature, as in Ovid's poem "Nux" (which mentions playing the game with walnuts), and there are many examples of marbles from excavations of sites associated with Chaldeans of Mesopotamia and ancient Egypt. They were commonly made of clay, stone or glass. Marbles arrived in Britain, imported from the Low Countries, during the medieval era. In 1503 the town council of Nuremberg, Germany, limited the playing
Elgin Marbles that can injure the surface of the marble. Yet another effort to clean the marbles occurred in 1937–38. This time the incentive was provided by the construction of a new Gallery to house the collection. The Pentelic marble mined from Mount Pentelicus north of Athens, from which the sculptures are made, naturally acquires a tan colour similar to honey when exposed to air; this colouring is often known as the marble's "patina" but Lord Duveen, who financed the whole undertaking, acting under the misconception that the marbles were originally white probably arranged for the team of masons working in the