Bible Encyclopedias
Joseph B. Jacob Isaac

The 1901 Jewish Encyclopedia

Rabbi at Yampol, Russia, later at Zamoscz; died in 1807. He was the author of "Mishnat Ḥakamim," on various subjects, including Maimonides' "Madda'" (Lemberg, 1792). Appended to the book are some novellæ by his son Isaac, rabbi of Chelm. He refers also to his son's responsa on the laws of Sabbath and festivals, entitled " Otot le-Mo'adim."

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Bibliography Information
Singer, Isidore, Ph.D, Projector and Managing Editor. Entry for 'Joseph B. Jacob Isaac'. 1901 The Jewish Encyclopedia. https://www.studylight.org/​encyclopedias/​eng/​tje/​j/joseph-b-jacob-isaac.html. 1901.