Layton's improved arithmometer no.1624

Made:: 1900-1920 in London

Layton's improved arithmometer no
Science Museum Group
© The Board of Trustees of the Science Museum

Layton's improved arithmometer no.1624, capacity 7 x 7 = 12 figures, with instruction sheet

Details

Category:: Mathematics

Object Number:: 1962-211

Measurements:: box: length 494 mm
width 230 mm
height 187 mm

type:: calculating machine (stepped drum)

credit:: Commonwealth Institute

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Layton's improved arithmometer no.1624

Details

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