Ross research microscope, London, England, 1871-1900
1890-1900
Drum microscope
1831-1870
Binocular microscope by M. Pillischer
1871-1900
Drum microscope
1825-1850
Drum microscope in case, English, mid 19th century
1825-1850
Drum microscope
1825-1850
Case and accessories for drum microscope
1825-1850
Jones-type compound monocular microscope with folding tripod foot
1780-1820
Binocular microscope, box and components
1862-1866
Compound monocular microscope in glass fronted case with box of accessories
1855-1865