Classification
300 - Social sciences
6
641 - Food & drink
4
664 - Food technology
4
813 - American fiction in English
4
005 - Computer programming, programs & data
3
306 - Culture & institutions
3
572 - Biochemistry
3
818 - American miscellaneous writings
3
001 - Knowledge
2
333 - Economics of land & energy
2
340 - Law
2
530 - Physics
2
540 - Chemistry & allied sciences
2
580 - Plants (Botany)
2
616 - Diseases
2
700 - The arts; fine & decorative arts
2
003 - Systems
1
004 - Data processing & computer science
1
305 - Social groups
1
320 - Political science
1
330 - Economics
1
510 - Mathematics
1
511 - General principles of mathematics
1
512 - Algebra
1
515 - Analysis
1
539 - Modern physics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
579 - Microorganisms, fungi & algae
1
600 - Technology
1
630 - Agriculture & related technologies
1
658 - General management
1
660 - Chemical engineering
1
791 - Public performances
1
910 - Geography & travel
1
930 - History of ancient world to ca. 499
1
956 - Middle East (Near East)
1