Putnam, J. Pickering (John Pickering), 1847-1917 · Boston, Ticknor and Co. · leaf 111
rame above describedinto the apartment. Fig. 122 shows theplan of the grate and the apparatus forshutting off the fresh-air supply. Thislatter consists simply of a disc of ironrotated by a lever SO as to close whollyor in part the mouth of the fresh-air duetshown in section at A. Fig. 120 showsthe… … Fig. 119. Jacksons Ventilating Fireplace. Before lighting the lire the
Fireplaces
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