A transferring device is disclosed consisting of a plate for supporting an original paper, a transparent window plate for reflecting an image of the original paper and which is supported on the supporting plate, a base plate supporting the supporting plate and window plate and mechanism for erecting the supporting plate and the window plate at predetermined angles wherein a pattern of the original paper is transferred onto a paper located on the rear face of the window plate by tracing the reflected image from the front face of the window. The supporting plate, the window plate and the base plate are connected through hinges permitting opening and closing, respectively. The window plate and the base plate are provided with a first engaging mechanism for erecting the supporting plate at a predetermined angle with respect to the base plate. The window plate and the base plate are provided with a second engaging mechanism for erecting the window plate at a predetermined angle with respect to the base plate.