Classification
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530 - Physics
5
577 - Ecology
5
580 - Plants (Botany)
5
770 - Photography, photographs & computer art
5
801 - Philosophy & theory
5
956 - Middle East (Near East)
5
005 - Computer programming, programs & data
4
006 - Special computer methods
4
027 - General libraries
4
121 - Epistemology
4
174 - Occupational ethics
4
193 - Philosophy of Germany & Austria
4
230 - Christianity & Christian theology
4
322 - Relation of state to organized groups
4
355 - Military science
4
360 - Social problems & services; associations
4
468 - Standard Spanish usage
4
509 - Historical, geographic & persons treatment
4
809 - History, description & criticism
4
895 - Literatures of East & Southeast Asia
4
917 - Geography of & travel in North America
4
946 - Iberian Peninsula & adjacent islands
4
981 - Brazil
4
004 - Data processing & computer science
3
282 - Roman Catholic Church
3
290 - Other religions
3
294 - Religions of Indic origin
3
354 - Administration of economy & environment
3
365 - Penal & related institutions
3
396 - [Unassigned]
3
415 - Grammar
3
420 - English & Old English
3
497 - North American native languages
3
551 - Geology, hydrology & meteorology
3
613 - Personal health & safety
3
614 - Incidence & prevention of disease
3
943 - Central Europe; Germany
3
952 - Japan
3
954 - South Asia; India
3
973 - United States
3
984 - Bolivia
3
020 - Library & information sciences
2
025 - Library operations
2
181 - Eastern philosophy
2
194 - Philosophy of France
2
195 - Philosophy of Italy
2
196 - Philosophy of Spain & Portugal
2
272 - Persecutions in church history
2
296 - Judaism
2
334 - Cooperatives
2
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