Prism of Thallium glass on wooden plinth
1865-1875
Dallmeyer Lens Cleaning Outfit
1925
Sok-shaped electrode covered in chamois leather
1890-1900
Electrode, curved metal rod sheathed in plastic
1890-1900
Electrical roller with turned wooden handle
1880-1900
Politzer's Laryngoscope by Charrière, Collin & Co, Paris, 1880-1930
1880-1930
reflection diffraction grating on speculum metal
1879
Electrode with green wooden handle and bell-shaped head of rubber covered with chamois leather
1890-1900
Electrical roller with 8 rotating metal rods covered in chamois leather
1890-1900
Electrical vibrator
1880-1900
No 5 Yale Stereoscopic Pattern Camera
circa 1900
Philips Video Maintenance / Cleaning Kit
Tabloid Aromatic Chalk Powder with Opium
1906-1920
Roller squeegee
1920
Card box containing 2 diathermy electrodes with leads
1900-1920
bottle; controlled drug; opium
1906-1920