Avraham Merker was born in Cajbusz, Poland, 1905 to Yehuda and Bela Bilha. He was a ritual slaughterer and married to Roza nee Peterzeil. Prior to WWII he lived in Berlin, Germany. During the war he was in Vienna, Austria. Avraham was murdered in the Shoah. Place of death: Poland, 1942.
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