prevent the usual wearing and chafing of the it will have the better polish.—Pilar. Era. hand rope. The, drum shaft is at one side of and below the drive AN IMPROVED BOILER FURNACE. shaft, a pinion on the latter meshing with a gear on A steam boiler furnace designed to afford a large the winding… … iron columns filled with water, but to simply flood versely over the middle boiler, pipes leading to RICHARDS' BOILER FURNACE. them during a conflagration. A connection from this it from the steam space of each of the three water service system also leads to the hollow girders, as boilers. In case…
Munn · Patents · Asks · Fulton · Exposition · Scientific American · Hand book · Express money · Sewing machine · Steam man · Feet long · Military telegraph · Storage battery · American supplement · Exposition management
Internet Archive · Public domain (published before 1931). Free to use for anything.
