| Lhak | Reference books for literary criticism, aesthetics, and theatre research |
| Lkah | History of literature |
| Lkr | Literary criticism |
| Lä | Aesthetics |
| Lt | Theatre |
| Lte | Film and television research (additional collection) |
| NC 1765–1766 | History of animated films |
| NC 1882–1883 | History of sound recording album covers |
| NX | Arts in general |
| Dance Research | |
| GV 1580–1600 | Reference books on dance, dance philosophy, dance sociology, etc. |
| GV 1601–1728 | History of dance |
| GV 1735–1779 | Special aspects on dance |
| GV 1781–1795 | Theatrical dance, including biography of dancers |
| GV 1796–1799 | Individual dances, etc. |
| Arts in General | |
| 700–709 | History of American arts in general (additional collection) |
| 790–795 | History of American recreational and performing arts (additional collection) |
| Film and Television Studies | |
| PN 1992 | Television broadcasts |
| PN 1993–1999 | Motion pictures, cinema |
| PN 2205–3018 | Biography of motion picture actors |
| M2 | Musical sources |
| M3 | Collected works of individual composers |
| ML 5–54 | Music directories, conference publications, librettos, etc. |
| ML 55–60 | Collections of essays, articles, etc., on music (nonserial) |
| ML 62–92.5 | Music on the radio, music iconography, etc. |
| ML 100–109 | Music dictionaries and encyclopedias |
| ML 110–112.5 | Music librarianship, printing and publishing |
| ML 112.8–158.8 | Music bibliographies and discographies |
| ML 159–3776 | History of music |
| ML 3780–3795 | Musical journalism, music trade, vocational guidance |
| ML 3797–3799.5 | Musical research |
| ML 3800–3840 | Music philosophy, acoustics, physiology and psychology |
| ML 3845–3918 | Aesthetics, criticism and sociology of music |
| ML 3919–3930 | Music therapy, religious aspects on music, etc. |
| MT 1–5 | Music instruction and study |
| MT 6–165 | Music theory |
| MT 170–810 | Instrumental techniques |
| MT 820–960 | Singing and vocal technique |
| 780–789 | History of American music (additional collection) |
| 06 B 2 | Music in general (additional collection) |
| ML 385–429 | Biography of musicians, including history of their compositions |
| QC | Acoustics, etc. |
| TK | Sound recording, studio technique, etc. |
| Nuottijulkaisut | Scores and sheet music |
| Pienoispartituurit | Miniature scores |
| Classes by Topics | |
| A 9 | Art philosophy, art theories and art sociology. History of art history and methodology |
| A 10 | Iconography and iconology |
| A 11 | History of Christian art and iconography |
| A 12.1 | History of Islamic art |
| A 12.2 | History of Jewish art |
| A 12.3 | History of other religions’ art |
| A 12.4 | History of folk art and art brut |
| A 13.1 | General history of architecture |
| A 13.2 | Special works on architecture |
| A 13.3 | Theories of architecture |
| A 13.4 | Urban planning |
| A 13.5 | Building restoration and conservation |
| A 14 | History of landscape architecture and garden art |
| A 15.1 | General history of painting and painters’ manuals |
| A 15.2 | History of stained glass and mosaic |
| A 16 | History of sculpture and kinetic art |
| A 17 | Art of drawing, graphics, and illustration |
| A 18 | Stylistics |
| A 19 | Ornamentation |
| A 20 | History of furniture and interior decorating |
| A 22 | History of textile art |
| A 23 | History of art handicraft and study of artifacts |
| A 24 | Numismatics |
| A 25 | Heraldry |
| A 26.1 | History of art collection, art trade, and art forgeries |
| A 26.2 | Art conservation |
| A 28 | History of photographic art and electronic art |
| Classes by Place | |
| C 1.1 | General history of Finnish art |
| C 1.2 | History of Finnish architecture and city planning |
| C 1.3 | History of Finnish architecture by place |
| C 1.4 | History of Finnish painting and graphics |
| C 1.5 | History of Finnish sculpture and kinetic art |
| C 1.6 | Biography and history of work by Finnish artists |
| C 1.7 | History of Finnish applied arts and handicraft |
| C 1.9 | Finnish serial publications on art history |
| C 1.10 | Finnish official publications on art, including art administration |
| The subcategories for the following countries in the same way as for Finland. | |
| C 2 | History of Swedish art |
| C 3 | History of Danish art |
| C 4 | History of Norwegian art |
| C 5 | History of Icelandic art |
| C 6 | History of Nordic art in general |
| C 7 | History of Dutch art |
| C 7a | History of Belgian art |
| C 8 | History of German art |
| C 9 | History of Austrian art |
| C 10 | History of Swiss art |
| C 11 | History of British art |
| C 12 | History of Irish art |
| C 13 | History of French art |
| C 14 | History of Italian art |
| Classes by Topic | |
| A 1 | Art encyclopedias, bio-bibliographies, etc |
| A 1.1 | Art lexicons, catalogues of artist signatures, etc |
| A 4 | Art bibliographies |
| A 5 | Art history serials and book series |
| A 6 | General art history |
| A 7 | Festschriften on general art history and biography of art historians |
| A 8 | Collections of essays, articles, etc, on general art history, including conference publications |
| A 27 | Art collections This class is grouped by Place. |
| Classes by Artistic Periods and Phases | |
| B 1 | History of prehistoric art |
| B 2 | History of Assyrian, Babylonian, Persian and other Middle Eastern civilisations’ art |
| B 3 | History of ancient Egyptian art |
| B 3b | History of ancient Egypt’s hellenistic art. History of Egypt’s Graeco-Roman and Coptic art |
| B 4 | General history of ancient art |
| B 5 | History of ancient Greek art of the Aegean Islands |
| B 6.1 | General history of ancient Greek art |
| B 6.2 | History of ancient Greek architecture |
| B 6.4 | History of ancient Greek painting |
| B 6.5 | History of ancient Greek sculpture |
| B 6.6 | Biography and history of works of ancient Greek artists |
| B 7 | History of Etruscan art |
| B 8.1 | General history of ancient Roman art |
| B 8.2 | History of ancient Roman architecture |
| B 8.4 | History of ancient Roman painting (including mosaics) |
| B 8.5 | History of ancient Roman sculpture |
| B 8.6 | Biography and history of works of ancient Roman artists |
| B 9 | History of Early Christian art |
| B 10 | History of Byzantine art |
| B 11 | History of book art and codicology |
| B 12 | History of Medieval art |
| B 13 | History of Renaissance art |
| B 14 | History of 17th–18th-century art |
| B 15 | History of 19th-century art |
| B 16 | History of modern art |
| B 17 | History of contemporary art |
| Classes by Place | |
| C 15 | History of Spanish art |
| C 16 | History of Portuguese art |
| C 16a | History of Cypric, Maltan, and other European microstate art |
| C 17 | History of Russian art |
| C 18 | History of Latvian and Lithuanian art |
| C 19 | History of Estonian art |
| C 20 | History of Polish art |
| C 21 | History of Czech and Slovak art |
| C 22 | History of Hungarian art |
| C 23a | History of Bulgarian art |
| C 23b | History of Bosnian-Herzegovinian, Kosovan, Croatian, Macedonian, Montenegrin, Serbian and Slovenian art |
| C 23c | History of Romanian art |
| C 23d | History of Albanian art |
| C 23e | History of Greek art |
| C 24 | History of African art in general |
| C 24a | History of North African art |
| C 24b | History of Sub-Saharan African art |
| C 25 | History of Australian and Pacific art |
| C 26 | History of Asian art in general |
| C 26a | History of Tibetan art |
| C 27 | History of South Asian (Bangladeshi, Indian, Nepalese, Pakistani, Sri Lankan) art |
| C 28 | History of Chinese (including Hong Kong and Macau) and Taiwanese art |
| C 29 | History of Japanese art |
| C 30 | History of American art |
| C 31 | History of Canadan art |
| C 32 | History of Latin American art |
| C 33 | History of art by Indians of North America |
| C 34 | History of Middle Eastern art |
| C 35 | History of Turkish art |
| Varia | |
| 710–719 | History of American area planning & landscape architecture (additional collection) |
| 720–729 | History of American architecture (additional collection) |
| 730–739 | History of American sculpture, ceramics & metalwork (additional collection) |
| 740–749 | History of American graphic arts & decorative arts (additional collection) |
| 750–759 | History of American painting (additional collection) |
| 760–769 | History of American printmaking & prints (additional collection) |
| 770–779 | History of American photography, computer art, film, video (additional collection) |
| 06 B 1 | Art history miscellanea (additional collection) |
| 73/76 | History of sculpture, drawing, painting and graphics (additional collection) |