Classification
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342 - Constitutional & administrative law
184
516 - Geometry
181
613 - Personal health & safety
180
305 - Social groups
179
336 - Public finance
178
910 - Geography & travel
178
343 - Military, tax, trade & industrial law
168
611 - Human anatomy, cytology & histology
168
690 - Buildings
168
531 - Classical mechanics; solid mechanics
158
641 - Food & drink
144
664 - Food technology
144
547 - Organic chemistry
141
634 - Orchards, fruits & forestry
137
580 - Plants (Botany)
125
808 - Rhetoric & collections of literature
124
520 - Astronomy & allied sciences
123
410 - Linguistics
116
577 - Ecology
115
346 - Private law
113
539 - Modern physics
103
345 - Criminal law
91
509 - Historical, geographic & persons treatment
87
304 - Factors affecting social behavior
86
546 - Inorganic chemistry
86
361 - Social problems & social welfare in general
85
337 - International economics
83
579 - Microorganisms, fungi & algae
83
628 - Sanitary & municipal engineering
82
518 - Numerical analysis
76
630 - Agriculture & related technologies
74
339 - Macroeconomics & related topics
71
536 - Heat
71
070 - News media, journalism & publishing
69
590 - Animals (Zoology)
68
155 - Differential & developmental psychology
66
050 - General serial publications
62
142 - Critical philosophy
62
371 - Schools & their activities; special education
62
537 - Electricity & electronics
62
331 - Labor economics
60
677 - Textiles
60
511 - General principles of mathematics
59
381 - Commerce
56
200 - Religion
51
700 - The arts; fine & decorative arts
49
351 - Public administration
48
636 - Animal husbandry
48
549 - Mineralogy
47
535 - Light & infrared & ultraviolet phenomena
44
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