model locomotion no 1
1825
1825
1826
1829
1893-4
1827
2000-100 BCE
1863-7
1955; 1830
1820-1830
1825
1820
1826
1821
1826
1775-1799 (original); 1900-1907 (model)
1990-96
1824
1830
1829
1823-1825
1821
1821
1826
1829
1772 (original); 1919 (model)
1829
1829
4000-2001 BCE
1823-1825
1823
1705-1737
1828
1870-1877
1824
circa 1821-1825
1826
1820
1822
1830
1826
1821
1830 (original); 1967 (model)
1826
1823
1829
1826
1870-10
circa 1830
1826
1829