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Four-Fold Ivory Rule

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A fine four-fold ivory ruler in excellent condition with nickel hinges and tips the outer surface engine divided into 24 inches, one edge subdivided into 8ths, the other into 10ths. The inner surface with bevelled edges devided variously into inches to miles. Each arm 1/2 inch wide.


English circa 1890.



Item Code: 3300

£ 325

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