Society of Glass Technology · [Sheffield] · leaf 521
?^K> %. dm, A9ci- \ fl v … MACHINERY FOR TFTE WORTCINO OP GLASS. 91 moulds of a machine, etc. The molten metal flows by gravity fromthe tank, through an aperture, 3, into passages, 8, 9, and a chamber,14, fitted with a water-cooled plunger, 23, and ring, 22 (Fig. 77).The glass becomes somewhat congealed in the neighbourhood…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
