Flea microscope, English, 18th century

1701-1800

Flea microscope, English, 19th century

1701-1800

Flea microscope, English, 18th century

1701-1800

English flea microscope, 18th century

1701-1800

White ivory flea microscope, English, 18th century

1701-1800

English flea microscope in brass casing

1801-1830

English flea microscope

1771-1800

Flea microscope, Islamic, 19th century

1801-1900

Flea microscope in brass case, English, 1750-1850

1750-1850