The sheet is conveyed from the feeder stack (11) to the printing cylinder which has a triple sized diameter with three printing surfaces (4). A group of cylinders consists of at least one double sized offset cylinder (9) actively connected with the printing cylinder (6), and double sized printing form cylinders each with two active surfaces. A sheet-discharge appliance (26) consists of two transfer drums (15,16) and a sheet-delivery (25). The second transfer drum has an infra red dryer (24).
