In 1940, following [[Vacumatic]] success, a model with a transparent section to control ink level was offered, but because the war it was not a great success. During the same year were also introduced [[piston filler]] models added to the traditional [[lever filler]] and [[button filler]] ones. Despite the heavy bombing the [[Conway Stewart]] factory remained almost miraculously unharmed and at the end of the war the company was immediately capable to resume production. | In 1940, following [[Vacumatic]] success, a model with a transparent section to control ink level was offered, but because the war it was not a great success. During the same year were also introduced [[piston filler]] models added to the traditional [[lever filler]] and [[button filler]] ones. Despite the heavy bombing the [[Conway Stewart]] factory remained almost miraculously unharmed and at the end of the war the company was immediately capable to resume production. |