Withering botanic microscope
Small boxfoot microscope with double button objective
1850-1875
Toy microscope with stand formed from a statuette of a man
1851-1880
Shaving equipment consisting of embroidered leather pouch
1801-1910
Nicholson hydrometer in case with 2 thermometers
1850-1920
Small botanic microscope
1825-1850
First form of Withering botanic microscope
Compass microscope, in case, Dutch, 1825-1850
1825-1850
Withering botanic microscope (mark 1)
Simple hand microscope with object disc of six windows
1830-1870