Early works to 1800 17,158
History 11,388
Electronic books 11,183
Periodicals 10,446
Early works 7,565
Periodical 6,112
Formulae, receipts, prescriptions 4,213
Biography 3,631
Bibliography 3,483
Dictionaries 3,297
Congresses 3,215
Conference papers and proceedings 2,221
Prescriptions, formulae, receipts, etc 2,090
Biographies 1,892
Academic theses 1,622
Congress 1,589
Catalogs 1,354
Bibliographies 1,279
Handbooks, manuals, etc 1,271
Electronic journals 1,146
Manuscripts, American 1,137
Popular Work 1,087
Terminology 1,052
Broadsides 952
Internet videos 842
Handbooks and manuals 824
Essay 816
Dictionary 772
Anecdotes 770
Case studies 755
Collected Work 693
Directories 653
Comic books, strips, etc 651
Examinations, questions, etc 632
Essays 631
Sources 600
Examination Questions 562
Educational films 555
Graphic novels 495
Humor 482
Directory 476
Statistics 474
Fulltext 463
Abstracts 462
Internet Resources 427
Examinations 425
Handbook 425
Comics (Graphic works) 414
Catalog 405
Aphorisms 398
Périodiques 376
Encyclopedias 361
Study guides 342
Indexes 328
Case Reports 327
Electronic book 327
Personal Narrative 319
Miscellanea 308
Périodiques 307
Exhibitions 302
Criticism, interpretation, etc 298
Correspondence 296
Address 282
Poetry 282
Collected Works 279
Fiction 275
Sayings 274
Printed ephemera 259
Bandes dessinées 252
periodicals 245
Laboratory manuals 237
Medical periodicals 235
Advertisements 230
Autobiographies 225
Pictorial works 222
Video recordings 222
Thèses et écrits académiques 221
Popular works 218
collected works 217
congresses 214
Bio-bibliography 212
Academic Dissertation 211
Atlases 211
Popular Works 199
Encyclopedia 198
Ouvrages avant 1800 195
Handbooks 194
Documentary films 193
Pre-Linnean works 190
Graphic Novel 188
Laboratory Manuals 187
Texts 185
Laboratory Manual 183
Textbooks 180
Exhibition catalogs 178
Trivia and miscellanea 176
Caricatures and cartoons 175
Festschriften 173
examination questions 172
Outlines, syllabi, etc 169