The report that school authorities in smoke-hung Birmingham, Eng., had investigated the hygienic qualities of window glass constructed to permit the passage of the ultraviolet rays of sunlight and found this glass so far superior to common panes that they had ordered it installed in all Birmingham schools (TIME, Oct. 18), had prime interest for U. S.* glass manufacturers. The Corning Glass Works (Corning, N. Y.), family company of U. S. Ambassador to Great Britain, Alanson B. Houghton, swiftly called attention (see LETTERS) to its recent perfection of a glass, soon to be...
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