
Difference Engine No. 1
circa 1832
circa 1832
1801
1801-1830
1815-1825
1800-1830
1819
1829
1835
1805
1821
1806
1820
1803-1828
1821-1831
1826
1808
1805
1800-1830
circa 1800
1833
1835
1829
1808
1809
circa 1810
1834
1829
1832
1834
1834
circa 1805
1812
1826
1831
1807
1815
1815
1810-1817
1934
1802
1800
1807
1821
1805
1800
1800
1800
1812
1800
1830