Early works to 1800 16,061 History 8,002 Early works 7,380 Controversial literature 6,556 Criticism, interpretation, etc 2,419 Biography 2,243 Electronic books 1,807 Apologetic works 1,774 Congresses 1,608 Biographies 1,263 Manuscripts, Arabic 1,169 Conference papers and proceedings 1,025 Sermons 1,019 Sources 964 Commentaries 952 Apologetic writings 940 Texts 880 Catechisms 832 Church history 725 Miscellanea 688 Periodicals 653 Ouvrages avant 1800 644 Prayers and devotions 413 Trivia and miscellanea 412 Creeds 405 Dictionaries 403 Bibliography 395 Introductions 319 Correspondence 315 Papal documents 296 Academic theses 289 Sacred books 267 Popular works 261 Interviews 256 Poetry 249 Printed ephemera 230 Comparative studies 221 Thèses et écrits académiques 221 Festschriften 204 Bibliographies 197 Handbooks, manuals, etc 178 Tracts (literary works) 155 Personal correspondence 152 Juvenile literature 148 Pastoral letters and charges 145 Incunabula 134 Annotations (Provenance) 133 Broadsides 131 Aufsatzsammlung 123 Manuscripts, Turkish 123 Congrès 122 Facsimiles 122 dissertations 122 Quotations 118 Academic Dissertation 116 Records and correspondence 116 Prayers 112 Terminology 110 Manuscripts, Persian 107 Ouvrages de controverse 106 Translations 99 Letters 97 Encyclopedias 94 Meditations 93 Addresses, essays, lectures 92 doctoral dissertations 91 masters theses 91 theses 91 Autobiographies 86 Handbooks and manuals 78 Anecdotes 76 Blind tooled bindings (Binding) 74 Essays 74 Textbooks 74 Trials, litigation, etc 70 Cremation volumes 69 Prayer-books and devotions 69 Outlines, syllabi, etc 68 Catalogs 64 Indexes 64 Juvenile works 64 Hymns 63 Software 63 Miscellanées 62 Doctrines 60 Fiction 59 Translations into English 59 Documentary films 58 Quelle 57 Manuscripts 55 Stamps (Provenance) 55 Rules 54 Quotations, maxims, etc 53 Sacred works 53 Booksellers' advertisements 50 Publishers' advertisements 50 Autographs (Provenance) 49 Devotional literature 49 Ouvrages apologétiques 49 Title pages 49