- The Modern History Of Universalism From The Era Of The Reformation To The Present Time by Thomas Whittemore, 2005-03-01
- Unitarian Chapels in England: Newington Green Unitarian Church
- A Church Memorial Consisting of the History of the First Unitarian Congregational Society in the City of Nashua, N.h.; With Articles, Covenant
- Ancient History of Universalism by Hosea Ballou, 2003-07-14
- Unitarian Clergy: Cyrus Peirce, Norbert Capek, John Relly Beard, Henry Giles, John Islan Jones, Jesse Chickering, Alexander Gordon
- Freely United: A History Of The Community Unitarian Church At White Plains 1909-1959 by Charles E. Selinske, 2009-04-06
- A Half-Century Of The Unitarian Controversy: With Particular Reference To Its Origin, Its Course And Its Prominent Subjects by George E. Ellis, 2007-06-01
- Unitarian Christianity Vindicated: In Four Letters Addressed To The Rev. R. W. Hamilton by Joseph Hutton, 2007-01-17
- Unitarians by Occupation: Unitarian Clergy, Cyrus Peirce, Norbert Capek, John Relly Beard, Henry Giles, John Islan Jones, Jesse Chickering
- Sermons by Unitarian Ministers by R. A. (Robert Archibald) Armstrong, 2009-09-01
- Unitarians: List of Unitarians, Universalists, and Unitarian Universalists, Samuel Crellius
- A half century of the Unitarian controversy, with particular reference to its origin, its course, and its prominent subjects among the Congregationalists ... With an appendix, By George E. Ellis. by Michigan Historical Reprint Series, 2006-03-31
- The Life of David Peter Faure: A Unitarian in South Africa by George E. Carter, 2010-09-30
- Remarks On The Unitarian Belief: With A Letter To A Unitarian Friend On The Lord's Supper by Nehemiah Adams, 2007-01-17
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