Quiz on שבת סד

SHABBOS 64 (28 Sivan) - Dedicated in memory of Hagaon Rav Yisroel Zev (ben Rav Avrohom Tzvi) Gustman zt'l, Rosh Yeshiva of "Yeshivas Netzach Yisrael-Ramailes" (in Vilna, Brooklyn, and Yerushalayim), author of "Kuntresei Shi'urim" and renowned Dayan in pre-war and post-war Vilna, on the day of his Yahrzeit. Dedicated by Harav Eliezer Stern and Harav Zalman Stern of Brooklyn, NY, and Yechiel Wachtel and Michoel Starr of Yerushalayim, who merited to learn from Rav Gustman in Yerushalayim.