Congregation Shirat Hayam of the North Shore, 55 Atlantic Ave., Swampscott, MA, USA. 788 plaques total.
Merger of Temple Beth El (Lynn, Swampscott) & Temple Israel (Marblehead, Swampscott) Some plaques are from Cong. Anshe Sfard of Lynn, disolved in 1999.
For more information, please see the synagogue website at http://www.shirathayam.org/index.aspx