History 114 Churches 97 Clergy 77 Unitarian 52 Unitarian churches 49 Legislators 34 Description and travel 27 more ... Congregational churches 26 Congregational 25 Lawyers 23 Merchants 22 Presidents 21 Biography 20 Politics and government 20 Governors 17 Ambassadors 16 Cabinet officers 16 Physicians 16 Social life and customs 15 Church in Brattle Square 14 Faculty 14 Registers of births, etc 14 Social conditions 14 Women 14 Abolitionists 13 Sermons, American 13 Antislavery movements 12 Histoire 12 Historians 12 Orators 11 Slavery 11 Bishops 10 Election sermons 10 Irish Americans 10 Judges 10 Sermons américains 10 Unitarians 10 Vital records 10 African Americans 9 Episcopal 9 less ...