There is a tradition that the Alter Rebbe (R' Shneur Zalman of Liadi) innovated a new Ksav (not the one in the Shulchan Aruch Harav) and taught it to sofrim who passed it on from teacher to student. ...
Did Rabbi Dovid Feinstein of Uzda wear tefilin that were Ktav Ari or Ktav Beit Yosef? What about his son?
The biographical sketch of Rabbi Moshe Feinstein that appears in the beginning of Igrot Moshe volume 8 states that his father, Rabbi Dovid Feinstein of Uzda, was born and raised Hassidic, but took on ...