
Laennec's stethoscope
1815-1825
1815-1825
1819
1829
1821
1806
1820
1826
1808
1807
1815
1893-4
1863-7
1808
1829
2000-100 BCE
1813
1808
1809
circa 1810
1829
1812
1826
1807
1815
1815
1810-1817
1807
1821
1812
1807
1812
circa 1808
1807
1814
1816
1825
1811-1812
1813-1814
1829
circa 1821-1825
1821
1821
1772 (original); 1919 (model)
1826
circa 1810
1990-96
1823
1824
1815-1825
circa 1808