cker inserted behind one or both viewed from two different points atout two anda half inches such a thing as putting up an apparatus to perform the brasses as the cese may require; this process of adjustment apart, yet only one object is seen. When I was a boy I work better than he has been doing… … ' Fig. 3 shows a good substantial form for the ends of par- very nearly parallel. It seems that the small difference in To the kiditor of the Scientific American : the images has much to do with the unity and relief. allel rods; the outer ring, O, mast be large enough to let Happening to stop at a…
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-379-256.webp)
