John Jacob Holtzapffel · digital reprint by www.CircuitousRoot.com · leaf 91
cylinder, which is lastly removed and replaced by the work. It will be seen later that very many of the works to be orna- mented upon their edges with the revolving drills and cutters, partially or wholly depart from the cylinder and that others are prepared to cylindrical curved forms. Many of… … mainslide must be parallel with the mandrel axis. In the less important works the visual adjustment of the tee of the slide- rest to parallelism with the lathe bearers may be sufficient, but for greater accuracy the test cylinder and the set square again come into play, and before the work itself…
Ornamental turning
Internet Archive · Dr. David M. MacMillan · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-58-22.webp)
