Olszyniec is a village in the administrative district of Gmina Walim, within Wałbrzych County, Lower Silesian Voivodeship, in south-western Poland.
During World War II, Germans established a sub-camp of the Gross-Rosen concentration camp in the village.Abraham Kajzer, Za drutami śmierci, Muzeum Gross-Rosen, Wałbrzych, 2013 (in Polish)
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