Boston Bar Association ( BBA ) is a volunteer non-governmental organization in Boston , Massachusetts , United States . With headquarters located at 16 Beacon Street in the historic Chester Harding House , across from the Massachusetts State House on Beacon Hill , the BBA has 11,000 members drawn from private practice , corporations , government agencies , legal aid organizations , the courts and law schools . The Association traces its origins to the pre-Revolutionary period . The elite of the Boston bar included Jeremiah Gridley , James Otis Jr. , Benjamin Pratt , Benjamin Kent , and Oxenbridge Thacher . These elite British lawyers served as the role model for John Adams , the lawyer who provided '' pro bono '' representation to the British soldiers prosecuted for the Boston Massacre and went on to become the second president of the United States
Boston Massacre
Boston Massacre
Boston Bar Association