Contributions to the Periodic Table 1770-1871

Events

Approx. 1770 - Approx. 1789
Approx. 1828 - Approx. 1829
Approx. 1829 - Approx. 1830
Approx. 1864 - Approx. 1865
Approx. 1869 - Approx. 1870
Approx. 1870 - Approx. 1871