Wahl Eversharp, the world-famous fountain pen brand, was formed by the merger of the Eversharp Pencil Company and the Wahl Adding Machine Company between 1912 and 1917, and has had a tortuous development since its inception: in 1929, for the introduction of the GoldSeal In 1929, Wahl Adding made a name for itself with the introduction of the GoldSeal line of personal ink pens, a line of personal ink pens with a 25% higher net sales, the first miracle of Weil-Everest. In 1995, Emmanuel Caltagirone joined the company, determined to reinvent the Horizon line of pens, and Weyl-Everest was able to re-emerge.