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Item#TypeModel No.Model NameMakerCountryMaterialDiameterDateCondition
Fowler's Calculator - Type HFowler & Co.UKCast metal (early)"2-1/2"c. 1913-1914

Notes: Unmarked Fowler's Calculator Type H (scales identical to Type H). Large knob rotates front dial only. Small knob rotates cursor on front and dial on rear. Back has cube root scales w/instructions on how to read. Serial number 5103.

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