Withering botanic microscope (early type)
Withering botanic microscope (early type) in case
1780-1810
Withering botanic microscope
Withering botanic microscope with triple button
Withering botanic microscope
Botanic microscope of Withering's second form
First form of Withering botanic microscope
1780-1810
Botanic microscope after Withering mark 1
Withering botanic microscopes (after Mark I) in fish skin covered case with no lid
Withering style botanic microscope in case
Withering botanic microscope (Mark I) in brass
Withering botanic microscope (mark 1)
Chest microscope
1881-1900