Some periodicals were scanned by Google and are available in Hathi Trust.
The Making of America Project of the Cornell University Library provides access to The North American Review and a short list of other periodicals that published articles by Unitarian and Universalist authors. Access is free to all.
American Periodicals 1740-1900 provides access to the extensive list of Unitarian and Universalist periodicals listed below. This resource is available within the Harvard libraries; outside the libraries with a valid Harvard ID and PIN; and in the libraries of many other U.S. colleges and universities. To search within a particular title, choose the 'Search for Periodicals' option on the home page and search for the periodical title first.
Unitarian Periodicals Available Through American Periodicals
| Christian Disciple, 1813-1818. |
| The Christian Disciple and Theological Review, 1819-1823. |
| Christian Examiner, 1857-1869. |
| Christian Examiner and General Review, 1829-1844. |
| Christian Examiner and Religious Miscellany, 1844-1857. |
| Christian Examiner and Theological Review, 1824-1828. |
| Christian Register, 1821-1835. |
| Christian Register and Boston Observer, 1835-1843. |
| Christian Register, 1843-1850. |
| The Dial: a Magazine for Literature, Philosophy, and Religion, 1840-1844. |
| The Liberal Christian, 1823-1824. |
| The Monthly Miscellany of Religion and Letters, 1839-1843. |
| The Monthly Religious Magazine, 1844-1856. |
| The Monthly Religious Magazine, 1861-1869. |
| The Monthly Religious Magazine and Independent Journal, 1856-1861. |
| The Monthly Religious Magazine and Theological Review, 1844-1874. |
| The Monthly Review and Religious Magazine, 1870-1870. |
| The New World; a Quarterly Review of Religion, Ethics and Theology, 1892-1900. |
| The North American Review, 1821-1940. |
| The North American Review and Miscellaneous Journal, 1815-1821. |
| Old and New, 1870-1875. |
| The Radical, 1865-1872. |
| The Religious Magazine and Monthly Review, 1870-1873. |
| The Unitarian Defendant, 1822-1822. |
| The Unitarian Miscellany and Christian Monitor, 1821-1824. |
| The Unitarian Review and Religious Magazine, 1874-1886. |
| The Unitarian Review, 1874-1891. |
| Unitarian: Devoted to the Statement, Explanation, and Defence of the Principles of Unitarian Christianity, 1827-1828. |
| The Western Messenger Devoted to Religion, Life, and Literature, 1835-1841. |
Universalist Periodicals Available Through American Periodicals
| Berean, or Scripture-Searcher, 1802-1810. |
| The Candid Examiner, 1826-1827. |
| Christian Intelligencer, 1821-1827. |
| Christian Intelligencer and Eastern Chronicle, 1827-1836. |
| The Christian Messenger, Devoted to Doctrine, Religion, and Morality, 1819-1821. |
| The Christian Telescope and Universalist Miscellany, 1824-1828 |
| Evangelical Magazine and Gospel Advocate, 1830-1848. |
| Evangelical Magazine: Devoted to Theoretical and Practical Religion, Free Inquiry, 1829. |
| The Evangelical Repertory, 1823-1824 |
| Evangelical Repository, 1827-1828. |
| The Expositor and Universalist Review, 1833-1840. |
| The Free Universal Magazine, 1793. |
| The Gazetter, 1824. |
| Gospel Advocate and Impartial Investigator, 1823-1829. |
| The Gospel Herald, 1820-1829. |
| The Gospel Inquirer, 1823-1824. |
| The Gospel Visitant, Being Principally Original Tracts on Moral and Religious Subjects, 1811-1818. |
| The Herald of Life and Immortality, 1819-1820. |
| Herald of Salvation, 1822-1825. |
| The Messenger of Peace, Devoted to Doctrine, Religion, and Morality, 1824-1825. |
| The Philadelphia Universalist Magazine and Christian Messenger, Devoted to Doctrine, Religion, and Morality, 1821-1823. |
| The Religious Inquirer. Published by an Association of Gentlemen, Containing Doctrinal, Controversial, Historical, and Practical Matter, and Articles of Religious Intelligence and Miscellany, 1821-1825. |
| The Rochester Magazine, and Theological Review, Consisting of Essays, Extracts, Reviews, and Biblical Criticisms, 1824. |
| Trumpet and Universalist Magazine, 1828-1851. |
| Universalist Expositor, 1830-1832. |
| Universalist Magazine, 1819-1828. |
| The Universalist Quarterly and General Review, 1844-1891. |
| Universalist Watchman, Repository and Chronicle, 1820-1847. |
| The Universalist, Consisting of Essays, Lectures, Extracts and Miscellaneous Pieces; Tending to Explain and Defend the Doctrine of Modern Universalism, 1825-1826. |
| Utica Evangelical Magazine: Devoted to Theoretical and Practical Religion, Free Inquiry, Religious Liberty and Intelligence, 1828-1829. |
