e head piece of the indicator is fitted to or or The accompanying engraving represents a very sim- slide and turn. The base of the head is formed with Fire and Water, formerly The Fireman’s Journal, of ple and effective device that may be used as an ordi- half threads, held in engagement with the… … and which so increases the draught that all the dust will be drawn up the chimney, usually less safe than those below, as the narrower leased from the screw to allow it to be quickly shifted thereby relieving the apartment of the layer of dirt joists give little room for the boxing of the hearth.…
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