Glas won master filmmaker Bert Haanstra a well-deserved Academy Award® for Best Short Documentary in 1959. The film contrasts the production of hand made crystal from the Royal Leerdam Glass Factory with automated bottle making machines in the Netherlands. An industrial film with a bebop heart, its lyrical use of light and sound still looks and sounds fabulous, nearly 60 years after it was made. The film contrasts the production of hand made crystal from the Royal Leerdam Glass Factory with automated bottle making machines in the Netherlands.