Category:Pierre Mathias Siegen

**Pierre Mathias Siegen**
	(1828-1903) 1886, Portrait gemoolt vun der Marie-Thérèse Glaesener-Hartmann.
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Date of birth	23 September 1828; Luxembourg
Date of death	17 March 1903; Clausen
Occupation	geologist;
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	Q13104578;
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