United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1091
s rotatably carried there-by and having a series of points, a rotaryshaft adjacent the stylus, and means carriedby the shaft for engaging the points and mov-ing the stylus the distance between thepoints during each rotation of the shaft. In testimony whereof I affix my signaturein presence of two… … !#?.£.
Phonograph · Patents
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![An illustration from [Graphophone patents], 1878, leaf 1091](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten07unit-1091-685.webp)
