Gemarah Pesachim #5 - Why many communities end Shabbos 72 minuets after sunset
This class was presented on Tuesday Parshas Toldos, 28 Cheshvan, 5779, November 6, 2018, at Beis Medrash Ohr Chaim in Monsey, NY.
For Source Sheets: https://www.theyeshiva.net/jewish/6043