A 19th century gilt metal mounted ivory spy telescopic eye glass

A 19th century gilt metal mounted ivory spy telescopic eye glass, by W. Harris and Co, 50 Holborn and at Hamburg, plain ivory body, (spilt to ivory), plus a cased 19th century French gilt metal and tortoiseshell telescopic spy glass, 'LEMIERE BREVte DU ROI, PALIAS ROYAL No.6', plus another ivory example, a cased gilt metal barometer by J.H Steward, the inside of the cover set with a thermometer, the top of the case set with a compass, plus a a table clamp spy glass. (5)