Aluminium demonstration sextant.

Made:
1925-1931 in London
maker:
F Barker and Son

Demonstration sextant, green-crackle finish aluminium frame, polished limb and wooden handle in fitted square wooden case, instrument unsigned but made by Francis Barker and Son, 12 Clerkenwell Road, London, 1925-1931. Consists of polished aluminium130° scale (0° to 130°) with 1° divisions and aluminium vernier (1’), no shade filters and pinhole sighting vane.

Details

Category:
Science Teaching
Object Number:
1984-916
type:
sextant
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
  • furnishing and equipment
  • tools & equipment
credit:
South East London Secondary School