O Apologist/AuthorNationalityOccupation and/or AffiliationWork(s)(Click on title to open)Ogden, Uzal(1744 ~ 1822)AmericanPresbyterian Minister– The Deist Unmasked (1795)Volume 1Volume 2Ogilvie, John(1580 ~ 1615)ScottishJesuit Priest– An Inquiry into the Causes of the Infidelity and Scepticism of the Times (1783)Olshausen, Hermann(1796 ~ 1839)GermanTheologian– Biblical Commentary on the Gospels (1860)Volume 1Volume 2Volume 3Volume 4– Proof of the Genuineness of the Writings of the New Testament (1847)Onderdonk, Henry Ustick(1789 ~ 1858)AmericanEpiscopal Bishop– Sermons and Episcopal Charges (1851)Volume 1Volume 2Onesimus, Captain (aka John Hewson)(? ~ ?)??– Christ Rejected (1834)Orr, James(1844 ~ 1913)ScottishPresbyterian Minister– The Ritschlian Theology and the Evangelical Faith (1905)– David Hume and His Influence on Philosophy and Theology (1903)– The Bible Under Trial (1907)– The Christian View of God and the World (1893)– The Problem of the Old Testament Considered (1906)– The Progress of Dogma (1901)– The Resurrection of Jesus (1908)– The Virgin Birth of Christ (1907)– The Authenticity of John’s Gospel Deduced From Internal Evidence (1870)– The Supernatural in Christianity (1894)– Neglected Factors in the Study of the Early Progress of Christianity (1899)– Revelation and Inspiration (1910)– Side Lights on Christian Doctrine (1909)– The Faith of the Modern Christian (1910)Ottley, Henry Bickersteth(1850 ~ 1932)EnglishRev. Hon Canon of Canterbury– The Great Dilemma: Christ His Own Witness or His Own Accuser (1892)Owen, Henry(1716 ~ 1795)WelshTheologian and Biblical Scholar– The Intent and Propriety of the Scripture Miracles Considered and Explained (1773)Volume 1Volume 2– Observations on the Four Gospels (1764)