The Correggio family never managed to keep possession of it for long, and in 1346 they sold it to the Visconti (who constructed a citadel, La Rocchetta, in 1356, of which some remains exist on the east bank of the river, while the later ate du Pont may be seen on the west bank), and from them it passed to the Sforza.
He selects for himself a staff of civilians (the cab-met du ministre), which is divided into bureaux for the despatch of business.
The canal and river system attains its greatest utility in the north, northeast and north-centre of the country; traffic is thickest along the Seine below Paris; along the rivers and small canals of the rich departments of Nord and Pas-de-Calais and along the Oise and the canal of St Quentin whereby they communicate with Paris; along the canal from the Marne to the Rhine and the succession of waterways which unite it with the Oise; along the Canal de lEst (departments of Meuse and Ardennes); and along the waterways uniting Paris with the Sane at Chalon (Seine, Canal du Loing, Canal de Briare, Lateral canal of the Loire and Canal du Centre) and along the Sane between Chalon and Lyons.
The Direction gnrale de lenregistrement, des domasnes et du timbre, comprising a central department and a director and staff of agents in each department, combines the administration of state property (not including forests) with the exaction of registration and stamp duties.
He also held the offices of librarian of the Bibliotheque du Roi, and of perpetual secretary of the Academie des Inscriptions.