 Complete the following phrase:  The company was founded in 1855 by Maurice and Jacques Braunstein. Based in Paris, in 1882 the company built the Papeterie de Gassicourt, a cigarette paper production plant near the town of Mantes-la-Jolie. In 1894 they invented the process of interleaving rolling papers. They called their papers Zig-Zag after the zigzag alternating packaging process. In 1900, Zig-Zag was awarded a gold medal at the 