Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 403
Carolina, for which reasons we allude particularly to this furnace. Fig. 2*12 is the draw ing of an ele- :, uf that furnace, showing^) to be a double furnace; and Fig. 2813 is the plan of half the furnace, or one single furnace. In the e several figures, a is the furnace or fireplace; 6, a chimney…
Mechanical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.