John Jacob Holtzapffel · digital reprint by www.CircuitousRoot.com · leaf 449
wrought upon them, as indicated in the same diagram, where the tool has been twice reduced in radius and has entered the work to two depths below that of the original facets; after which by exchanging the round for cutters of other shapes, these blocked out steps are cut into the sepa- rate members… … convenient is by no means necessary, as will be seen in the finished profile fig. 460, where different cutters have been employed upon these original steps for the base and the cor- nice. In all such cases the work is raised or lowered by the mainscrew of the chuck and then reclamped, to bring any…
Ornamental turning
Internet Archive · Dr. David M. MacMillan · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Volume I.]](https://img.insideoutlibrary.com/img/200/erara-31314765-294-1.webp)
