McCarthy Foroblique Pan Endoscope
1930-1960
Various endoscopes
1865-1900
Endoscope, electrical, probably English
1890-1920
Electrical endoscope
1920-1940
Graduated endoscope
1870-1920
Langlebert's self-illuminating endoscope
1870-1900
Cased set of endoscopic instruments
1860-1890
Endoscope, electrical, probably English
1890-1930
Endoscope, metal alloy lamp
1890-1910
Perspex models (2) of fibre bundles used in fibre-optic endoscopes
Endoscope, with transformer probably English
1901-1940