1641 (22 Tamuz 5478) - 1718 SHABBTAI BEN JOSEPH (BASS) (Kalish - Prague, Bohemia)
Scholar, publisher and printer, he was also fluent on Latin. Known as the father of the Hebrew bibliography, he was the author of Siftei Yeshainim (Lips of the Sleepers) containing over 2000 categorized titles. A biblical commentator and scholar of repute, his Siftei Chachamim ( Lips of the Sages) a concise analysis of Rashi is printed today in most Bibles with commentaries. Shabbtai fought to set up a printing house and finally succeeded in doing so near Breslau. He was jailed numerous times when accused by local Church leaders of printing anti-Christian material. His printing house, founded in 1689, lasted for over 150 years. One of the reasons for his name was the beauty of his voice. He was also known as "The Singer ( Meshorer ), for his part in the choir of the Altneuschul in Prague .