Circular ready reckoner calculator for pump pressure drop with various viscous fluids by Plenty & Son Limited

Made:: 1960-1965 in Newbury

maker:: Plenty & Son Limited

Circular ready reckoner calculator for pump pressure drop with various viscous fluids by Plenty & Son Limited, Newbury with cardboard sleeve and instructions.

Details

Category:: Mathematics

Object Number:: 1998-470

Materials:: plastic, cardboard, paper and complete

Measurements:: overall: 5 x 170 x 170 mm

type:: ready reckoner (engineering)

credit:: Mr J.C. Michie

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