Calculating machine

Schubert rastatt brand calculating machine, made in west germany in the 1950s, model d.rv. Invented by pascal to simplify his father's accounting work, this type of calculator was used until the 1950s. Entirely mechanical, it adds, subtracts and multiplies the figures displayed using the cursors by rotating the crank which drives a set of gears. Fully functional, it is a beautiful object as original as it is rare. Metal, hammered paint, chrome and wood.