
Schwann's microscope (no case)
1835
1835
1838
1775-1799 (original); 1900-1907 (model)
1839 (original); circa 1988 (replica)
1840
1837
1837
circa 1840
1842
1842
1934
1840
1837
1840
1835
1842
1837
1842
1837
1839
1841
1837
1839
1955; 1830
1837
1841
1893-4
1838
1863-7
2000-100 BCE
1836
1838
1838
1839
1990-96
1842
1841
1837-1840
1839
1839
1839
circa 1840
1840
1930 (replica); 1834 (original)
circa 1842
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
1705-1737
1837
1835