The following is an electronic text in French regarding Blaise Pascal's computing machine. Published in 1645, the title is: "Lettre dedicatorie a monseigneur le Chanceliier sur le suject de la machine nouvellement inventée par le sieur B.P. pour faire toutes sortes d'opérations d'arithmétique par un mouvement regle sans plume ni jetons." It also includes the reply. This text was created by ABU (Assoc. des Bibliophiles Universels), a non-profit organization in France. It has been uploaded with permission from ABU, and is not believed to be under any copyright restrictions in the U.S.