Classification
551 - Geology, hydrology & meteorology
5
612 - Human physiology
5
530 - Physics
3
153 - Mental processes & intelligence
2
363 - Other social problems & services
2
515 - Analysis
2
577 - Ecology
2
591 - Specific topics in natural history
2
616 - Diseases
2
660 - Chemical engineering
2
005 - Computer programming, programs & data
1
150 - Psychology
1
300 - Social sciences
1
332 - Financial economics
1
333 - Economics of land & energy
1
511 - General principles of mathematics
1
519 - Probabilities & applied mathematics
1
532 - Fluid mechanics; liquid mechanics
1
539 - Modern physics
1
548 - Crystallography
1
572 - Biochemistry
1
595 - Arthropods
1
597 - Cold-blooded vertebrates; fishes
1
611 - Human anatomy, cytology & histology
1
621 - Applied physics
1
743 - Drawing & drawings by subject
1