Heliograph
Ian Whiteley
Category
Objets de vertu
Date
1994
Materials
Brass, Glass
Measurements
280 mm (H)190 mm (W)
Collection
Cragside, Northumberland
NT 1232015
Summary
Replica heliograph / sunshine recorder, glass sphere with brass metal stand which screws on to circular base; curved metal shield holds trace cards in place to record hours of sunshine.
Makers and roles
Ian Whiteley, manufacturer