Lalanne's slide rule, glass, with printed paper scales

Made:
1850-1851 in France
designer:
Leon Louis Lalanne

Lalanne's slide rule, glass, with printed paper scales.

Details

Category:
Mathematics
Object Number:
1857-35
Materials:
glass, paint, paper (fibre product) and wood (unidentified)
Measurements:
overall (FLAT): 9 mm x 281 mm x 50 mm, 0.116 kg
type:
slide rule
taxonomy:
  • furnishing and equipment
  • tools & equipment
  • calculator
credit:
Commissioners of the Great Exhibition of 1851