il or gasoline. break. Tlie body, a, of the heater is made of sheet metal, and has expansion from 33° to 313° Fahrenheit amounts to three- I have recently been using, with better results, a mixture eighths of its bulk at 33°, it follows that every degree on flaring sides and a broad base. In one… … each dry before putting on the next. bars. The cylinder is in this manner held in a vertical posi- There is no doubt that the same mass can be used to cover WEBSTEE'S IMPROVED WATEB HEATEE. tion, while it is free to move by the expansion and contrac- gas retorts, furnaces, stoves, and walls, just…
Patents · Patented · Improved · Air · Scientific American · Address munn · Years ago · Letters patent · Drying rooms · Patent granted · Burglar proof · Feed water · Sewing machine · Spontaneous combustion
Internet Archive · Public domain (published before 1931). Free to use for anything.
