Marion and Co., compiler · London : Marion and Co. · leaf 210
214 PRACTICAL GUIDE TO PHOTOGRAPHY. magic lantern, and that indeed it may be used as such. When it is used for enlarging, the negative takes the place of the magic lantern slide, and the enlarged image is thrown on to the sensitive film. No lens is shown in the engraving, but any photographic lens… … An easel is made to go with the apparatus. This has an adjusting screw, so that its distance from the camera may be varied. The sensitive paper is fixed to this. We shall now describe the precise method of using the apparatus. It may be used in any room which can be darkened, or rather in which…
