Page:Library Construction, Architecture, Fittings, and Furniture.djvu/107

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INDICATORS
83

a single column by a frame of oak or mahogany. The column measures 36 inches in height, and 9¾ inches in width. The blocks are made of wood, stained black on the public side, which is glazed, with gilt figures, and white on the librarian side, with black

figures. The gold work is burnt on, in the same manner as on the backs of leather-backed books. The numbers are fixed in strict numerical sequence, and under each number is a little slot containing a narrow card or tab, which bears the same number,