Circular Mears Steam Flow ready reckoner calculator in cardboard case with instructions

Made:: 1955-1965 in Almondbury

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Circular Mears Steam Flow ready reckoner calculator in
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© The Board of Trustees of the Science Museum

Circular Mears Steam Flow ready reckoner calculator in cardboard case with instructions, by M.H. Mears and Company, Almondbury, Huddersfield.

Details

Category:: Mathematics

Object Number:: 1998-466

Materials:: plastic, cardboard, paper and complete

Measurements:: overall: 10 x 190 x 190 mm

type:: ready reckoner (engineering)

credit:: Mr J.C. Michie

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Circular Mears Steam Flow ready reckoner calculator in cardboard case with instructions

Details

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