Society of Glass Technology · [Sheffield] · leaf 309
ce the influenceof alumina on the optical properties had to be always borne inmind. The physical and chemical properties studied by Dr. Peddle didconstitute a mass of very valuable data of a kind that had beenbadly wanted in the glass industry. He hoped it would be pos-sible to carry them a step… … 10 20 30 Percentage of Na20. research could be extended to- such synthetic glasses as Dr. Peddlehad produced, and his co-operation would be valuable. Mr. Vaughan H. Stott said that when plotting physical con-stants empirically against the composition of a mixture, it wasconvenient so to choose the…
Glass
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