1804 in science

List of years in science (table)
... 1794 1795 1796 1797 1798 1799 1800 ... 1801 1802 1803 1804 1805 1806 1807 ... 1808 1809 1810 1811 1812 1813 1814 ...
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The year 1804 in science and technology involved some significant events, listed below.

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Wikipedia