Classification
000 - Computer science, information & general works
14,576
001 - Knowledge
5,275
002 - The book
27
003 - Systems
3,631
004 - Data processing & computer science
15,327
005 - Computer programming, programs & data
28,225
006 - Special computer methods
22,667
007 - [Unassigned]
43
008 - [Unassigned]
3
009 - [Unassigned]
1
010 - Bibliography
986
011 - Bibliographies
479
012 - Bibliographies of individuals
1
014 - Bibliographies of anonymous & pseudonymous works
13
015 - Bibliographies of works from specific places
5
016 - Bibliographies of works on specific subjects
88
017 - General subject catalogs
1
018 - Catalogs arranged by author, date, etc.
2
020 - Library & information sciences
1,046
021 - Library relationships
4
022 - Administration of physical plant
5
023 - Personnel management
4
025 - Library operations
893
026 - Libraries for specific subjects
8
027 - General libraries
35
028 - Reading & use of other information media
30
029 - [Unassigned]
1
030 - General encyclopedic works
296
031 - Encyclopedias in American English
2
033 - Encyclopedias in other Germanic languages
19
036 - Encyclopedias in Spanish & Portuguese
59
037 - Encyclopedias in Slavic languages
4
040 - [Unassigned]
1,477
041 - [Unassigned]
3
046 - [Unassigned]
43
050 - General serial publications
81
051 - Serials in American English
14
052 - Serials in English
3
053 - Serials in other Germanic languages
5
054 - Serials in French, Occitan & Catalan
1
055 - Serials in Italian, Romanian & related languages
4
057 - Serials in Slavic languages
149
060 - General organizations & museum science
32
061 - Organizations in North America
297
062 - Organizations in British Isles; in England
259
063 - Organizations in central Europe; in Germany
9
065 - Organizations in Italy & adjacent islands
7
066 - Organizations in Iberian Peninsula & adjacent islands
1
069 - Museum science
32
070 - News media, journalism & publishing
544
more ...