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Antiques of Science & Technology
W26-04: English Fowler Long Scale "Magnum" Calculator. Diameter 4 1/2", nickel plated case, scales include D,DI,A,L,SN,TN plus a six turn spiral scale for a reading accuracy equivalent to a 4 foot rule. The turning dials operate smoothly. Overall the calculator is in excellent shape. Complete with felt-lined brown leather carrying case. 
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