Rav Mordechai Yissocher Ber Leifer
הרב מרדכי יששכר בער בן אברהם אבא לייפער
Hilula17 Tishreiי״ז תשרי
Lifetimed. 2020
FatherAvrohom Abba Leifer
Biography in preparationA full biography, stories, teachings and a kever guide are being written and reviewed.