Anatomical model of the spine
1901
1901
1920-1960
1790-1819
1700-1800
1986
1880-1930
1985
1750-1800
1872
1915-1925
1801-1840 (original); 1901 (model)
1830-1900
1901-1930
1890-1930
1880-1930
1801-1900
1800-1900
1850-1940
1801-1830
1601-1800
1701-1900
1984-1986
1830-1930
1984-1986
1880-1930
1880-1930
1870-1920
1861-1930
1850-1930
1900-1930
circa 1996
1880-1920
1950-1960