Hour-glass

A 30-minute glass. It has a red sand filling, probably powdered red sandstone. The central joint between the two ampoules is covered by a brass ring. The stand is made from ivory . It has a triangular base and three supports in the shape of fluted columns with a bulbous joint half way down the columns.

Object Details

ID: AST0059
Collection: Astronomical and navigational instruments
Type: Hour-glass
Display location: Not on display
Creator: Unknown
Date made: 16th century
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 190 x 93 x 93 mm