Compound monocular botanic microscope in red leather case
1811-1830
Withering botanic microscope
Hand microscope in borrowed case, Dutch, 1801-1850
1801-1850
Withering botanic microscope with triple button
Gairdner type simple microscope
Telescoping stand and two lenses for drawing camera lucida
1850-1870
Simple viewer, in case, English, mid 19th century
1830-1870