Society of Glass Technology · [Sheffield] · leaf 590
nvention consists in making these grippersof carbon in order to avoid introducing strains into the sheetthrough chilling the edges. Crossbars of carbon carried by thechains assist in gripping the sheet and also divide it into panes ofconvenient length. G. D. 280. Making Pressed Sheet Glass…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
