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Item#TypeModel No.Model NameMakerCountryMaterialDiameterDateCondition
Fowler's Jubilee Magnum - Extra Long ScaleFowler's Calculators Ltd.UKCast metal (late)"4-5/8"c. 1965-1976

Notes: "Single sided calculator with a scale length equivalent to a 79"" linear slide rule. This is a later version with no chain loop, celluloid sector cursor, and cast metal case with rexine covered metal. No serial number."

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