R. Shabbtai the Bassist, the First Hebrew Bibliographer
The JNUL has just put up the first Hebrew bibliography, Siftei Yeshenim. This work is written by R. Shabbtai Bass. R. Shabbtai is perhaps most well known for his commentary on Rashi ‘al haTorah titled Siftei Hakhamim. R. Shabbtai was born in 1641 in Kalisz, Poland. When he was 14, both his parents were killed in a pogrom by the Cossacks. R. Shabbtai went to Prague. It was in Prague where he would gain his last name and begin his…