Author name: svuserguy

    CAST IRON PLATFORM COUNTER SCALE Chicago Scale Co. / Mason, Davis & Co. ANTIQUE MERCANTILE DUAL BALANCE SCALE—-Pan & Platform weighing Chicago Scale Co was in business from 1863 through the early 1900s. Mason, Davis Stove Co. bought Chicago sometime in the early 1900s. The company apparently was in the scale business at

What are the tools a blacksmith uses? Blacksmiths work by heating pieces of wrought iron or steel until the metal becomes soft enough for shaping with hand tools, such as a hammer, anvil and chisel. Heating generally takes place in a forge fueled by propane, natural gas, coal, charcoal, coke or oil. A blacksmith is

Early telephones were technically diverse. Some used liquid transmitters which soon went out of use. Some were dynamic: their diaphragms vibrated a coil of wire in the field of a permanent magnet or vice versa. Such sound-powered telephones survived in small numbers through the 20th century in military and maritime applications where the ability to

A typewriter is a mechanical or electromechanical machine for writing characters similar to those produced by printer’s movable type. Typically, a typewriter has an array of keys, and pressing one causes a different single character to be produced on the paper, by causing a ribbon with dried ink to be struck against the paper by