e with the wooden parts of the building, the lower portion or standard is rigidly attached by screws to a ing steam carriage in 1769, and the following year (under suitable bed. On its upper face are spirally disposed pro- danger of fire from the chimney is avoided. Government auspices) constructed… … closely resembles gelatine. The substance is doubtedly the most powerful that has yet composed of 94 to 95 per cent of nitro-glycer- been made, as the amount of tons conveyed IMPROVED CENTERING CHUCK. ine, and 6 or 5 per cent of collodion, mixed to- by it compared with the other engines proves."…
Patents · Boiler · Nickel · Iron · Beton · Scientific American · Feet · Fire proof · Electric currents · Horse power · Sir john · Feed screw · Patent office · Specific gravity · Cast Iron · Wrought iron
Internet Archive · Public domain (published before 1931). Free to use for anything.
