Category:Leopold Szefer

**Leopold Szefer**
	Polish mining engineer (1881-1970)
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Date of birth	7 August 1881; Q9269547
Date of death	1 March 1970; Warsaw
Country of citizenship	Poland;
Occupation	mining engineer;
Award received	Commander of the Order of Polonia Restituta; Officer of the Order of Polonia Restituta; Gold Cross of Merit‎;
Authority file
	Q11754670; ISNI: 0000000370256100; VIAF ID: 249598636; NUKAT ID: n2012193126; PLWABN ID: 9810642587305606
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