Blundell Rules Limited (B.R.L.) C24

Made:: 1955-1965 in England

Blundell Rules Limited (B.R.L.) C24, 'Cost & Profit Reckoner' in cardboard case

Details

Category:: Mathematics

Object Number:: 1998-422

Materials:: plastic and complete

Measurements:: overall: 10 x 340 x 42 mm

type:: ready reckoner (financial)

credit:: Mr J.C. Michie

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Blundell Rules Limited (B.R.L.) C24

Details

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