It was founded in 1924 , and hired Max Gruenewald as rabbi in 1946 . He had been the rabbi of the Haupt Synagogue in Mannheim , Germany when it was destroyed during the Kristallnacht pogrom of 1938 . In 1950 , two stones from the Haupt Synagogue were retrieved and placed in the walls of the sanctuary . Rabbi Gruenewald served the congregation until his 1970 retirement , and also ran the Leo Baeck Institutes in New York , London , and Jerusalem
Kristallnacht
Kristallnacht
Congregation B'nai Israel (Millburn, New Jersey)