Society of Glass Technology · [Sheffield] · leaf 575
YZZZZL ^^^^ ^jg,, e I yyy/?//^//^^^^^^^/^/)/y/A Fig. 120 … Fig 121. Firing Pottery, etc, W. Bennett(Brit. Pat. No. 117147, July16th, 1917, No. 10257).—A com-bustion chamber, c (Fig. 120) isarranged longitudinally beneath thefloor of the kiln about midway of itsbreadth, and is supplied with gas andair through passages, 6, e, extendingfrom one side, the gas…
Glass
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