Printing machine

A printing machine comprising advancement means for advancing material in sheet form to be printed which are provided with at least a traction drum which can rotate about an axis thereof and is designed to receive, at an entry region, the material in sheet form to be printed and to convey it toward an exit region for the exit of the material in sheet form from said traction drum, said exit region being spaced circumferentially apart, along the direction of rotation of said traction drum about its own axis, from said entry region, analog print stations being arranged around said traction drum, between said entry region and said exit region, wherein the printing machine further comprises, between at least two of said analog print stations, conveyance means for conveying the material in sheet form to be printed which arrives from said traction drum along an advancement path that has at least one advancement portion for advancing the material in sheet form to be printed which extends substantially straight, at least one digital print station being arranged along said at least one advancement portion.