- Museum number
Prism; glass; projecting knobs at ends; equilateral.
- Production date
Length: 172 millimetres
- Curator's comments
- Ward 1981 444
An equilateral prism with each face 30.5 mm, the edges skightly rounded and the corners bevelled; lengths of the wholly straight portions of the edges 110, 113 and 114 mm.
Formerly owned by Sir Isaac Newton, PRS; remained in his family until presented to the British Museum in 1927 by a collateral descendant of his, Rev. H.T. Inman
First published by O.M.Dalton in BMQ II 1928 p.53.
- Not on display
- Latest: 2 (Feb 1996)
- Acquisition date
- Britain, Europe and Prehistory
- Registration number