Leib Aryeh Boruchowicz Wiernik was born in Piatnica, Poland, 1874 to Lejzor. He was a grain merchant and married to Riwka nee Puchalski. Prior to WWII he lived in Piatnica, Poland. During the war he was in Łomża, Poland. Leib Aryeh was murdered in the Shoah. Place of death: Auschwitz, Poland.
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