Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i


Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i
Johann Jacob Sauter, calculating machine, 1796. Brass, steel, wood. Including a handwritten manual i