PURPOSE: To automatically transfer an image to the other surface of printing paper by once housing printing paper having an image transferred to one surface thereof in a reversal housing part in an electrophotographic process part and delivering the same from the reversal housing part to a printing process part.

CONSTITUTION: A printer is equipped with a screen printing process part and an electrophotographic process part and, in the screen printing machine 1 of the screen printing process part 1, an image reading part 100 is arranged to the upper part thereof and a plate making part 10 is arranged above a plate cylinder 2 in opposed relation to a plate discharge part 30. A charger 51, a writer 52 and a developing device 53 are arranged to the electrophotographic process part. In this case, a printing paper feed part 90 and a reversal housing part 91 are continuously provided between the printing process part and the electrophotographic process part and reversed printing paper S is delivered to a feed part 90 in such a state that the other surface thereof is opposed to an image transfer part and the moving direction thereof is changed over to the feed part 90 and the housing part 91 by a feed passage changeover means 110.