A RARE SILVER MOUNTED SPY-GLASS NÉCESSAIRE, English, mid-18th century,
probably made by Thomas Ribright, fishskin cover with silver mounts and sliding cover to the eyepiece and objective, the lid sliding off to reveal the necessaire engraved on the mount BY YE KINGS ROYAL PATENT, fitted with tortoiseshell mounted knife, tweezers, ear scoop, pencil, scissors and ivory note leaf,
4in (10cm) long
Footnotes:
The optician Thomas Ribright patented a perspective glass and instruments in 1749. A gold mounted spy-glass and necessaire signed by Ribright and with an identical patent inscription was sold by Christie's as Lot 6, 22 May 2001, for £15,275.

Please note that from 19 January 2022, items containing ivory cannot be imported into the EU. The import of ivory into the USA and China is already prohibited.
This lot is subject to the following lot symbols: Y Ф
Y Subject to CITES regulations when exporting items outside of the EU, see clause 13.
Ф This lot contains or is made of ivory and cannot be imported into the USA or any country within the EU.

Appears to be complete and optically sound.
The silver with slight discoloration.
Otherwise in good overall condition.