Internet videos 183,339
Interviews 122,884
Illustrated works 49,175
Indexes 46,939
In art 27,573
Instructional films 22,234
Illustrations 15,052
Imprints 14,088
Identification 13,979
Introductions 8,370
Instrumental settings 8,358
Internet resource 7,575
Instructional television programs 7,061
Incunabula 6,912
Inscriptions (Provenance) 5,221
Informational works 4,915
Index 3,300
Internet Resources 3,040
Interview 2,739
Ink drawings 2,625
Insertions (Provenance) 2,539
Italian 2,121
Instructional and educational works 2,054
Intaglio prints 1,924
Incidental music 1,613
Independent films 1,535
Interactive multimedia 1,473
Inscriptions 1,443
Invitations 1,176
Internet resources 1,037
Instruction and study 1,015
Indic fiction (English) 946
Inventories 918
Illuminated manuscripts 745
Ink stamps (Provenance) 744
Italian fiction 693
Index maps 626
Israeli fiction 615
Illustrated books 607
Instrumental music 601
Italian language films 553
Inaugural addresses 538
ILO pub 537
Identification guides 531
Installation sermons 445
Imaginary voyages 384
Illustrated children's books 369
Iranian 362
Internet Resource 359
Invoices 333
Israeli 327
Israeli poetry 327
Instructive editions 325
Italian poetry 322
Improvisations (Music) 320
Interpretation (Phrasing, dynamics, etc.) 295
Impromptus (Music) 292
In literature 276
Industry periodicals 267
Italian Sculpture 257
Index not Present 256
Images 255
Illuminations 243
Intabulations 239
Indentures 232
Illegible markings (Provenance) 224
Interview (Descripteur de forme) 203
Inscriptions (form) 200
Inventar 196
Illuminations (painting) 188
Illustrated wrappers (book covers) 183
Indic poetry (English) 183
Interviews (Sound recordings) 182
Interviews (form) 182
Ivoirian fiction (French) 182
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 120
Initials (Provenance) 118
Introits (Music) 117
Israel 114
Illustrated endpapers 110
Interlinear translations 102
Imprimaturs (Printing) 101
Impromptus (Musique) 101
Intermezzos (Instrumental music) 101
Indie pop music 100
Indexes (reference sources) 99
Improvisations (Musique) 97
Irish poetry 95
Imprimés 90
Ink stamps 90
Insurance periodicals 89