To shorten the copying work time, and to reduce personnel expenses and overhead by turning a stored page and the respective page among pages by means of the page turning device such as a roller, the attracting device or the like, repeating the operation for pressing a copying plane glass, a book to be duplicated and so on, and copying the specified page and among pages.

In accordance with this method, a storing electric/electronic operating device 10 is allowed to store the desirous page and among pages to be duplicated, the page turning roller 5 submits a first page indicated for recording, the roller 5 is shifted outside a copying area, and the upper part supporting plate 2 comes dawn a slide shaft 7, and then the book surface is pressed to the copying plane glass 6 and copied by turning on switches S2. When the first page is copied, the upper part supporting plate 2 ascends the slide shaft 7 while allowing the book surface parting from the copying plane glass 6, and when the plate reaches the upper part switches 1, the next page is submitted by the page turning roller 5, the roller 5 is shifted outside the copying area, and the upper part supporting plate 2 comes dawn the slide shaft 7, and then the book surface is pressed to the copying plane glass 6 and copied by turning on the switches S2.