Copy 1

Fires improv'd: or, A new method of building chiminies, so as to prevent their smoaking ... / Made English and improved by J.T. Desaguliers. By whom is added, the manner of making coal-fires, etc.

  • Gauger, Nicolas, approximately 1680-1730
Date:
1736
Catalogue details

Licence: Public Domain Mark

Credit: Fires improv'd: or, A new method of building chiminies, so as to prevent their smoaking ... / Made English and improved by J.T. Desaguliers. By whom is added, the manner of making coal-fires, etc. Source: Wellcome Collection.

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    builty otherwife it would be very difficult The Paflage for External Air being made, fet upon the Hearth of the Chimney, or on the Place where it is to be, the Model AH CM cha[Fig. 19.] between the Jams,, or the Places where they are to be ; the Fore-part A a muft be in the fame Line as the Chimney-Piece or Fore-part of the Jams ; along the Model muft be drawn the Sroke A H C c h a, on which muft Hand the great Plate on the infide of the Chimney : Four Inches beyond the firft Stroke, or firft Line, draw another (where the Cavities are to be) parallel to the firft, to be taken in part out of the Wall of the Back if poffible, out of which you muft dig it to the Height of three Feet and a half; but if the Wall will not allow it, bring forward the Model, fo as to leave behind it four Inches over-againft the Line C c ; in that Cafe alfo the Jam muft be made forwarder in the Room, and, if there be Occafion, the Fore-part of the Funnel may alfo come forwarder into the Room ; you muft fill up the Spaces A H M, a h m, and thofe that are beyond the fecond Curve.Line MN, mn, but without flopping up the Paffage Djy, thro5 which the Air muft go into the Cavities behind the Chimney; then in the Bottom and Sides muft be made little Trenches as M, N, n, m3 to fink into G them
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