Screwbarrel microscope in fishskin case

1730-1770

Unsigned Jones botanic Microscope in case

Unsigned Jones botanic microscope in case

Botanic microscope with oval base and three simple lenses

1800-1820

Botanic microscopes in fishskin case

1790-1820

Hand microscope, cased, Dutch, circa 1800

1780-1820

Screwbarrel microscope in fishskin case

1731-1770

Screwbarrel microscope in fishskin case

1730-1770

Screwbarrel microscope in case

1740-1770

Screwbarrel microscope in fishskin case

1750-1800