Marey sphygmograph and case
1857-1870
1857-1870
1861-1866
circa 1861
1872-1880
1850-1870
1934
1878
1875
circa 1860
1862
1850-1859
1882
1849
1855
1865
1870
1878
circa 1868
1884
circa 1880
1875
1884
1860
1850
circa 1885
1851
circa 1871
1853
1857
1875
1886
1860
1850-1856
1855-1860
2000-100 BCE
1858
1879
1860-1877
1856
1851
1858-03-02
1865-1866
1850-1870
1860-1877
1893-4
1879
1867
1850-1859
1863-7
1854