Watchmaker's drill turn with whalebone bow.
Unknown
Tutton's goniometer, for cutting, grinding and polishing minerals, with case and components
1894
Cross-head, 1795-1805
1795-1805
Watchmaker's whalebone bow
Unknown
Mahogany case containing polishing discs, tools etc.
1894
Tutton's goniometer
1894
Bow used for Manufacture of Fine Quartz Fibres, 1887-1892
1887-1892