model locomotion no 1
1825
1825
1837
1827
1837
1934
1834
1834
1834
1835
1825
1955; 1830
1837
1829
1837
1832
1825-1835
1893-4
1863-7
1826
1838
1836
2000-100 BCE
1837
1837
1833
1837
1838
1831
1835
circa 1832
1831
1826
1838
1826
1775-1799 (original); 1900-1907 (model)
1990-96
1830
1833
1829
1823-1825
1837
1837
1829
1772 (original); 1919 (model)
1829
1824
1826
1831
1930 (replica); 1834 (original)
1838