Classification
003 - Systems
1
004 - Data processing & computer science
2
005 - Computer programming, programs & data
1
010 - Bibliography
1
020 - Library & information sciences
1
170 - Ethics
3
200 - Religion
1
230 - Christianity & Christian theology
8
240 - Christian moral & devotional theology
3
250 - Christian orders & local church
9
260 - Social & ecclesiastical theology
5
270 - History of Christianity & Christian church
1
280 - Christian denominations & sects
3
290 - Other religions
1
300 - Social sciences
7
305 - Social groups
1
320 - Political science
16
330 - Economics
20
333 - Economics of land & energy
1
340 - Law
8
350 - Public administration & military science
1
360 - Social problems & services; associations
1
363 - Other social problems & services
1
370 - Education
2
380 - Commerce, communications & transportation
2
500 - Natural sciences & mathematics
1
520 - Astronomy & allied sciences
4
550 - Earth sciences
1
580 - Plants (Botany)
1
613 - Personal health & safety
1
614 - Incidence & prevention of disease
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
4
660 - Chemical engineering
1
709 - Historical, geographic & persons treatment
1
720 - Architecture
1
750 - Painting & paintings
2
780 - Music
1
791 - Public performances
1
820 - English & Old English literatures
34
900 - History & geography
3
910 - Geography & travel
1
920 - Biography, genealogy & insignia
5