Home What Makes an Eruv Valid Under HalachaReshus Harabim in a Modern CityBrooklyn and Reshus Harabim Rabbi Moshe Feinstein's Letter Prohibiting the Establishment of an Eruv in Brooklyn, 17 Teves 5739 Rabbi Moshe Feinstein's Letter Prohibiting the Establishment of an Eruv in Brooklyn, 17 Teves 5739 Read in fullRead in full