Otis King Slide Rule Calculator Model 'K'. This is a cylindrical pocket slide rule with helical scales 66 inch long to add subtract multiply and divide numbers, made in England by Carbic ltd., London in the ate 1960s. The model K has spiral logarithmic scales on the holder and cylinder sections. This slide rule is a model K, with scales 414 and 423, It is in good condition in its original box and comes with original instruction manual
Price: 25,000/-
Location: Karachi
Contact: 0331-2332428
Price: 25,000/-
Location: Karachi
Contact: 0331-2332428
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