Controversial literature 17,083
Doctrines 6,540
History 6,144
Slavery 4,703
Society of Friends 4,448
Christianity 4,415
Doctrinal and controversial works 4,091
Judaism 2,928
Theology, Doctrinal 2,636
Politics and government 1,951
Religion 1,945
Islam 1,894
Protestant authors 1,701
Jews 1,590
Church history 1,557
Religious aspects 1,536
Relations 1,530
Protestantism 1,413
Zionism 1,387
Lutheran Church 1,328
Apologetics 1,255
Church and state 1,191
Catholic authors 1,078
Anti-Catholicism 1,070
Dissenters, Religious 1,065
Early works to 1800 1,015
Antisemitism 957
Apologetic works 948
Christianity and other religions 942
Catholic Church 931
Baptists 875
Criticism, interpretation, etc 849
Sermons, English 785
Clergy 784
Atheism 682
Papacy 673
Catholics 657
Quakers 642
Unitarianism 630
Universalism 621
Lord's Supper 595
Presbyterianism 587
Latter Day Saint churches 577
Mormon Church 573
Government 562
Baptism 561
Calvinism 554
Theology 538
Interfaith relations 529
Slavery and the church 521
Methodist Church 519
Trinity 519
Congregational churches 510
Reformed Church 500
Popes 498
Reformation 495
Shīʻah 484
Anabaptists 459
Presbyterian Church 451
Political science 449
History and criticism 448
Antislavery movements 440
Deism 440
Infant baptism 426
Justification 413
Sermons 405
Church 400
Christian life 395
Episcopacy 371
Arab-Israeli conflict 367
History of doctrines 367
Philosophy 357
Methodism 340
Church of England 337
Future punishment 337
Prophecies 327
Salvation 307
Jewish-Arab relations 304
Biblical teaching 295
African Americans 294
Customs and practices 293
Discipline 292
Authority 291
God 291
Ahmadiyya 285
Liturgy 284
Mass 284
Freemasonry 281
Latter Day Saints 279
Protestant churches 277
Infallibility 276
Jansenists 275
Arminianism 274
Anglican authors 270
Transubstantiation 267
Free thought 262
Sermons, American 258
Shīʻah 257
Oxford movement 256
Divinity 252