model locomotion no 1
1825
1825
1827
1825
1829
1826
1955; 1830
2000-100 BCE
1893-4
1863-7
1826
1826
1990-96
1830
1823-1825
1826
1830
1829
1826
1705-1737
1828
1824
1829
1772 (original); 1919 (model)
1823-1825
1823
1824
1830 (original); 1967 (model)
1870-1877
1826
4000-2001 BCE
1829
1829
1775-1799 (original); 1900-1907 (model)
1830
1829
1823
1827
1828
1826
1824-1830
1830
1824
1825
1825
1829
1825
1823
1826
1826
1825; 1910