Locked cylinder of three interlacing sheets of leather, with elliptical shapes

Made:
c.1914 in Edinburgh
maker:
Alexander Crum Brown

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Locked cylinder of three interlacing sheets in red, yellow and black leather, with elliptical shapes, by Alexander Crum Brown, Edinburgh, Scotland, United Kingdom, 1912-1914

Crum-Brown then went on to experiment with the shape of the holes. This model has elliptical perforations.

Details

Category:
Mathematics
Object Number:
2006-63
Materials:
complete, leather and plaster
Measurements:
overall (standing upright): 110 mm x 58 mm x 48 mm, .054kg
type:
model - representation
taxonomy:
  • visual and verbal communication
credit:
School of Mathematics, The University of Edinburgh