Marble (toy) Martin Frederick Christensen—also of Akron, Ohio—made the first machine-made glass marbles on his patented machine. His company, The M. F. Christensen & Son Co., manufactured millions of toy and industrial glass marbles until they ceased operations in 1917. The next US company to enter the glass marble market was Akro Agate. This company was started by Akronites in 1911, but located in Clarksburg, West Virginia. Today, there are only two American-based toy marble manufacturers: Jabo Vitro in Reno, Ohio, and Marble King, in Paden City, West Virginia. In Australia, games were played with marbles of different sizes. The smallest and
Elgin Marbles the missing elements clearly marked and space left should they be returned to Athens. Outside Greece a campaign for the Return of the Marbles began in 1981 with the formation of the "International Organising Committee - Australia - for the Restitution of the Parthenon Marbles, and in 1983 with the formation of the ""British Committee for the Reunification of the Parthenon Marbles". International organisations such as UNESCO and the International Association for the Reunification of the Parthenon Sculptures, as well as campaign groups such as, Marbles Reunited, and stars of Hollywood, such as George Clooney and Matt Damon, as well