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Scientific American, Vol. 37, No. 25 (December 1877) (1877)

leaf 3

An illustration from Scientific American, Vol. 37, No. 25 (December 1877), 1877, leaf 3
- in that instead of swelling the soft parts they are wholly ters have introduced and which, as a rule, are kept secret periments in lithography, then in its infancy, when he con- washed out. The difficulty here is that the water affects and not patented. The Moss process arose from an effort to… … of the work done by means of the sun. The dark lines of the draw- Moss process. These plates are OFFICB OF THE PHOTO-BNGKAVINa COMPAirr, NBW YOKE.—Fig. 1 ing protected portions of the as- made of type metal by stereo- phaltum from the light, typing, and are hand finished while the unprotected parts…

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