Marble (toy) Required" and "The Colbert Report". Currently, the world's largest manufacturer of playing marbles is Vacor de Mexico. The company makes 90 percent of the world’s marbles. Over 12 million are produced daily. Marbles are also made in China and may contain lead, arsenic, and/or cadmium due to the manufacturing process of old glass. Art marbles are high-quality collectible marbles arising out of the art glass movement. They are sometimes referred to as contemporary glass marbles to differentiate them from collectible antique marbles, and are spherical works of art glass. Collectible contemporary marbles are made mostly in the United States by
The Marbles (quartet) The Marbles (quartet) The Marbles were an American rock band active in San Francisco from 1965 to 1966. The Marbles had the following members: Peter Shapiro on lead guitar, Steve Dowler on rhythm guitar, David Dugdale on bass and Ray Greenleaf on drums. The Marbles were a psychedelic and rock group whose most notable performances were at the Tribute to Dr. Strange at the Longshoremen's Hall in San Francisco on October 15, 1965, and again at the same venue for The Trips Festival on January 21, 22 and 23 along with Jefferson Airplane, The Charlatans and The Great Society. Both