the case, the work is reasonably near to being true, we pro-ceed as follows: Placing the double eye upon the marking-oil table, as shown in Fig. 192, we block up the stem endwith the pieces of wood, B, so that the horizontal faces ofthe work will stand about true with the surface of the ta-ble, the… … bent end barely touches the surface of the work. The ope-ration is to move the scribing block from end to end of thework and on both sides of it, packing it up until the uppersurface is level, and taking care, if the work does not lielevel and steady upon the table, to insert wedges in the…
Ooo · Improved · Center · Saltpeter · Iron · Patents · Ooo ooo · Sewing machine · Cast Iron · Mother liquor · Wrought iron · Double eye · Chili saltpeter · Scientific American · Working men · York city
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-795-425.webp)
