| Fig. 202. Fig. 203. The screw thread for small bolts is represented by thick and thin lines, such as was shown in Figure 152, but in larger sizes; the angles of the thread also are drawn in, as in Figure 202, and the method of doing th... Read more of Screw Threads And Spirals at How to Draw.ca |  InformationalPrivacy |
| Home | Discuss Spells | Spells Home | All Spells | Search Spells | Add a Spell | Spell Experiences - Links |
