Periodicals 13,675
History 13,266
Electronic books 9,872
Congresses 6,833
Conference papers and proceedings 4,998
Early works to 1800 4,799
Bibliography 4,605
Biography 2,907
Early works 2,411
Dictionaries 2,372
Biographies 1,920
Bibliographies 1,695
Juvenile literature 1,604
Catalogs 1,453
Internet videos 1,376
Periodical 1,288
Educational films 969
Popular works 942
Electronic journals 916
Directories 915
Statistics 908
Miscellanea 832
Juvenile works 767
Textbooks 696
Criticism, interpretation, etc 654
Instructional television programs 608
Indexes 597
Trivia and miscellanea 488
Handbooks, manuals, etc 484
Congress 483
Exhibitions 467
Terminology 439
Sources 438
Essays 434
Abstracts 417
Laboratory manuals 406
Documentary films 392
Périodiques 385
Encyclopedias 377
Festschriften 372
Handbooks and manuals 357
Video recordings 334
Laboratory Manual 319
Directory 314
Bio-bibliography 298
Exhibition catalogs 298
Congrès 291
Readers 284
Case studies 281
Nonfiction television programs 280
Aufsatzsammlung 269
Pre-Linnean works 264
Périodiques 261
Interviews 253
Correspondence 245
Fiction 237
Congrès 211
Databases 210
Essay 210
Academic theses 207
Union lists 198
Electronic book 193
periodicals 191
Poetry 184
Dictionary 183
Anecdotes 174
Laboratory Manuals 173
Problems, exercises, etc 151
Thèses et écrits académiques 147
Documentary television programs 138
Drama 132
Pictorial works 131
Humor 129
bibliography 127
Autobiographies 124
Collected Work 123
Computer network resources 122
Union catalogs 121
Records and correspondence 118
Catalog 117
Cross-cultural studies 109
Readers (Publications) 108
Kongress 106
Lectures 101
Personal correspondence 101
Index 100
Tables 100
Bibliographie 97
Advertisements 95
Annotations (Provenance) 95
Ouvrages avant 1800 95
Problems and exercises 95
Juvenile fiction 93
Academic Dissertation 91
Conference proceedings 91
Actes de congrès 88
Association copies (Provenance) 87
dictionaries 84
DVD-Video discs 83
Examinations, questions, etc 82