// todo need optimize like in event.jsp. Add indexing or not indexing this page. Jean Baptiste Dumas, Leopold Gmelin, Ernst Lenssen, Max von Pettenkofer, and J.P. Cooke discovered 10 new elements. (30 Dez 1829 Jahr – 22 Feb 1858 Jahr) (Band der Zeit)
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Jean Baptiste Dumas, Leopold Gmelin, Ernst Lenssen, Max von Pettenkofer, and J.P. Cooke discovered 10 new elements. (30 Dez 1829 Jahr – 22 Feb 1858 Jahr)

Zugefügt zum Band der Zeit:

Periodic Table Timeline

ByJessica Maeda
16 Dez 2017

Datum:

30 Dez 1829 Jahr
22 Feb 1858 Jahr
~ 28 years
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