Putnam, J. Pickering (John Pickering), 1847-1917 · Boston, Ticknor and Co. · leaf 215
e outer circle. The object of this is to prevent a dark shadow ringbeing formed on the ceiling. Over each burner a small metallic funnel carries the gas productsto the ventilating lines. These ventilating chandeliers are manufactured by Messrs. Shreve,Crump, Si Low, of Boston, under patent rights… … 153..iting Gasoliers. have an inner lining of sheet-iron, with an air-space between it and thebrass-work, Im- the free passage <>f cool air, to prevent the brass-work THE OPEN FIREPLACE. 131 from becoming discolored by heat; or the bells may be made of annealedglass. Figs. 158 and 159…
Fireplaces
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