King James Bible Dictionary

Occurs only in Jeremiah 6:29, in relation to the casting of metal. Probably they consisted of leather bags similar to those common in Egypt.

Used with the furnace of the founder.
Jeremiah 6:29

The word occurs only in (Jeremiah 6:29) where it denotes an instrument to heat a smelting furnace. Wilkinson in "Ancient Egypt," iii. 338, says, "They consisted of a leather, secured and fitted into a frame, from which a long pipe extended for carrying the wind to the fire. They were worked by the feet, the operator standing upon them, with one under each foot, and pressing them alternately, while he pulled up each exhausted skin with a string he held in his hand."

BEL'LOWS, noun sing.and plural [Latin bulga] An instrument, utensil or machine for blowing fire, either in private dwellings or in forges, furnaces and shops. It is so formed as by being dilated and contracted, to inhale air by a lateral orifice which is opened and closed with a valve, and to propel it through a tube upon the fire.

BEL'LOWS-FISH, noun The trumpet-fish, about four inches long, with a long snout; whence its name.