Vecchi Macelli - Museo degli Strumenti per il Calcolo

These premises, once the town slaughterhouse, were entirely renovated in the second half of the 1990s and now house the Museo degli Strumenti per il Calcolo (Museum of calculating machines). This important museum marks Pisa as one of the uppermost centres for the history of calculating machines and information technology.The museum occupies two buildings and its collection spans five hundred years of history,past abacuses and adding machines, proportional compasses and slide rules up to the earliest calculators and personal computers, through the main stages in the evolution of calculating machines.Apart from the collection itself, divided into three parts .