Abstract: A self-supported, free standing, demountable, printing/endorsing apparatus including a demountably removable, replaceable, adjustable printing module having ribbon transporting and re-inking means integral therewith. Solenoid actuated means operably, drivingly connected to an impact member for impact engagement with the demountable printing member enabling the device to print on an item. Secondary impression producing means is demountably carried by the printing means and is adjustable relative to the impact member and together with the impact member forms an item receiving pathway normal to the impact member through which the item is transported. The impact member is Gimbal mounted relative to the pathway effectively enabling printing without regard to the flatness of the subject matter of the item, and without the prior art high impact forces generally employed.