Eighteenth-century universal ring sundial

From Object Wiki

Universal ring sundial
Manufacturer	(unknown)
Production years	18th century
Production location	(unknown)

An eighteenth-century sundial with an equatorial ring, which is hinged to the base plate and is so adjusted for latitude.

[edit] How it works

The time is shown by the shadow of the edge of a plate mounted in the ring. The various parts of the instrument can be folded flat.

[edit] Memories

Do you remember stories about the sundial? Add your memories.

[edit] In the Science Museum's Records

Inv. No: 1892-17