Oval crystal-cased watch with miniature and locket by A Senebier
1630
Oval shaped watch by Sampson Shelton
1640
De Saussure Hair Hygrometer, 1815-1841
1815-1841
Opium pipe with mount
Case for surgical instruments
1730-1820
Cardboard draw tube telescope
1751-1800
Shark skin case
1790
Bow, open end spectacle case
1601-1800
Chinese spectacle case
Diagonal Spy Glass
1770
Diagonal Spy Glass
1750
Bow, banjo, snap lid
1651-1800
Hinged cap spectacle case
1780-1880
Chinese spectacle case
Hinged cap spectacle case
1780-1880
Microscope (c.1730)
1730
Sharkskin case for refracting terrestrial telescope
1725-1735
Gregorian reflecting telescope of 1 1/4 inch aperture by Watkins
1747-1784
Microscope (c.1750)
1750
Microscope (c.1730)
1730
Export hydrometer made by James Clarke
1760