Nuremburg type boxfoot microscope marked "iM" (in flattened circle), German, 1781-1820 Nuremburg type boxfoot microscope marked "iM" (in flattened circle) 1781-1820
Nuremberg type compound microscope marked JFF in heart-shape base, German, late 18th or early 19th century Nuremberg type compound microscope marked JFF in heart-shape base 1780-1920
Nuremburg type compound microscope, marked "JFF" in heart shape, German, late 18th or early 19th century Nuremburg type compound microscope 1780-1820
Nuremburg-type compound microscope, German, late 18th or early 19th century Nuremburg-type compound microscope 1780-1820
Nuremberg-type compound microscope, marked "iM" in wavy circle, German, late 18th century Nuremberg-type compound microscope 1771-1800
Nuremburg type microscope with JFF branded in heart-shape on base, German, late 18th or early 19th century Nuremburg type microscope with JFF branded in heart-shape on base 1780-1820
Nuremburg type microscope with "iM" in oval branded on base, German, late 18th or early 19th century Nuremburg type microscope with "iM" in oval branded on base 1780-1820
Nuremburg type microscope, with "iM" in oval branded on base, German, late 18th or early 19th century Nuremburg type microscope 1771-1820