I. 1604-1825: pt. I. Catholic people and Catholic priests in colonial New England / by J.E. Sexton
pt. II. The organized Catholic church in Boston from its beginnings to the end of Bishop Cheverus' reign / by J.E. Sexton
II. 1825-1866: pt. III. The diocese under Bishop Benedict Joseph Fenwick, S.J. (1825-1846) / by R.H. Lord
pt. IV. The diocese under Bishop Bernard Fitzpatrick (1846-1866) / by E.T. Harrington
III. 1866-1943: pt. V. The archdiocese of Boston under the Most Reverend John Joseph Williams (1866-1907) / by R.H. Lord
pt. VI. The archdiocese of Boston under His Eminence William cardinal O'Connell (1907-1943) / by R.H. Lord.