A treatise on architecture and building construction (1899)
International Correspondence Schools · Scranton, The Colliery engineer co. · leaf 508
theedge, which is then cut off with a pair of scissors while theglass is still hot, the cylinder then assuming the form shownin Fig. 68. The cylinder is allowed to cool and thendetached from the blowpipe, by placing a hot wire or bentrod around its upper end, as shown at «, the wire being heldby… … FIG. 69. dicular rod, against which the cylinder is held with one hand,while a moving diamond is passed around the bottom and 116 PAINTING AND DECORATING. 18 cuts the glass off perfectly even and straight. The cylinderis then transferred to the splitting block shown in Fig. 70,where another diamond…
Architecture · Building
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