Society of Glass Technology · [Sheffield] · leaf 726
d in a casing, 59, which swings about the central column,2, of the forming-machine and is carried forwards by a trip bar,64, mounted on the mould table, 65, of the forming-machine.During this movement doors, 60, which close the bottoms of thepockets, 12, are opened to discharge the charges of glass…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
