Philip Vollmer (1860-1929)
The Old Testament in Its Relation to Social Reform (1896)
Sound Exegesis the Basis of Effective Preaching (1903)
The Reward of Spiritual Hunger (1906)
John Calvin: Theologian, Preacher, Educator, Statesman (1909)
The New Testament Portrait of Jesus: An Exegetical Study (1910)
The Dialectical Method of Socrates (1911)
The Life of Christ: A Textbook (1912)
The Development of the Dialectical Method of Socrates (1913)
On Admission to Church Membership (1914)
The Reformation a Liberating Force and Its Message to Modern America (1917)
The Historical Background of the Apostolic Church (1919)
The Importance of the Social Sciences For the Modern Minister (1927)