John Jacob Holtzapffel · digital reprint by www.CircuitousRoot.com · leaf 81
minates above in a cylindrical stem for the steel lever which works by a long slot upon its fulcrum, one of the two steel posts at- tached on either side on the base plate, so that the lever may be used by either hand as may prove more convenient to the position of the sliderest. The receptacle… … at its back-end. These screws also of ten threads to the inch, abut against vertical stops fixed on the chamfer bars; that shown on the right hand fig. 14, is called the guide screw and that upon the left the depth or stop screw. The abutting end of the depth screw terminates in a collar or plain…
Ornamental turning
Internet Archive · Dr. David M. MacMillan · Public Domain Mark 1.0. Free to use for anything.
