Description
Weight Calculator for Castings & Forgings by Fearns, Mear & Co, 43 St Helens Road, Almondbury, Huddersfield.
Single sided calculator with rotating inner disc and rotating transparent cursor. The calculator uses imperial measurements only, and can be used to calculate the weight of castings and forgings of any size or shape. Complete with original instruction sheet.
Comes with a heavy dark green duty cloth-covered card slip case. The calculator measures 19cm in diameter.
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