Internet videos 183,200
Interviews 122,250
Illustrated works 49,101
Indexes 46,909
In art 27,525
Instructional films 22,230
Illustrations 15,044
Imprints 14,068
Identification 13,972
Introductions 8,358
Instrumental settings 8,339
Internet resource 7,574
Instructional television programs 7,061
Incunabula 6,903
Inscriptions (Provenance) 5,224
Informational works 4,890
Index 3,439
Internet Resources 3,034
Interview 2,785
Ink drawings 2,621
Insertions (Provenance) 2,542
Italian 2,120
Instructional and educational works 2,042
Intaglio prints 1,916
Incidental music 1,602
Independent films 1,522
Interactive multimedia 1,475
Inscriptions 1,426
Invitations 1,176
Internet resources 1,031
Instruction and study 1,014
Indic fiction (English) 934
Inventories 917
Ink stamps (Provenance) 743
Illuminated manuscripts 735
Italian fiction 693
Index maps 626
Israeli fiction 612
Illustrated books 605
Instrumental music 599
Italian language films 548
Inaugural addresses 539
ILO pub 534
Identification guides 531
Installation sermons 445
Imaginary voyages 384
Illustrated children's books 369
Internet Resource 359
Iranian 356
Invoices 333
Instructive editions 324
Israeli 324
Israeli poetry 324
Italian poetry 322
Improvisations (Music) 316
Images 297
Interpretation (Phrasing, dynamics, etc.) 295
Impromptus (Music) 291
In literature 276
Industry periodicals 267
Index not Present 257
Italian Sculpture 257
Illuminations 243
Intabulations 239
Indentures 232
Illegible markings (Provenance) 223
Interview (Descripteur de forme) 204
Inscriptions (form) 199
Inventar 191
Illuminations (painting) 188
Illustrated wrappers (book covers) 183
Interviews (form) 183
Interviews (Sound recordings) 182
Ivoirian fiction (French) 182
Indic poetry (English) 181
Inkjet prints 178
Illustrated case bindings 173
Ink wash paintings 167
Inscriptions --19th century 159
Interior elevations 142
Islamic bindings (Binding) 133
Illustration 131
Islamic sermons 125
Illustrations (layout features) 121
Influence 121
Initials (Provenance) 118
Introits (Music) 117
Israel 114
Illustrated endpapers 110
Interlinear translations 102
Intermezzos (Instrumental music) 102
Imprimaturs (Printing) 101
Impromptus (Musique) 100
Indie pop music 100
Indexes (reference sources) 99
Improvisations (Musique) 97
Irish poetry 95
Insurance periodicals 89
Imprints (Harrison and Co.; J. Wenman) 87
Imprints (J. Johnson) 86