Society of Glass Technology · [Sheffield] · leaf 605
side of theconveyer opposite to the charging point. The bottle-holders, c(Figs. 114 and 115), are furnished with spring-hinged bottoms, 7,which are held by latches, 11, the outer ends of which are formedwith extensions, 12, moving in the path of a releasing stop, 13.Forked holders, 16, embracing… … Fig. 114. Fig. 115. GLASS-MAKING MATERIALS. 123 I.—Glass-making Materials. 171. Points to be Regarded in Changing Supplies oiPotash or Soda. L. Springer (Sprechsaal, 1919, 52, 362).—Difficulties had frequently arisen in the glass industry through thesubstitution of one brand of soda or potash for…
Glass
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