Society of Glass Technology · [Sheffield] · leaf 125
ook on the end of the wire, while anotherwire was hung from the lower ring. This second wire reached * Amsler, Nat. Glass Budget, 1922 (Nov. 18), No. 29, 1.f Littleton and Roberts, loc. cit. 28 JOURNAL OF THE SOCIETY OF GLASS TECHNOLOGY. outside the lower end of the furnace, and carried a long,… … Fig. 7. pull (including half the weight of the rod) of 10 gin., and was soproportioned, that the point of the needle soldered on to its freeend, when in front of a millimetre scale with a mirror backing, gavea reading 10o times as large as the actual elongation of the rod.It was thus possible to…
Glass
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