Classification
620 - Engineering & allied operations
600 - Technology
9
363 - Other social problems & services
8
005 - Computer programming, programs & data
7
745 - Decorative arts
4
320 - Political science
3
551 - Geology, hydrology & meteorology
3
900 - History & geography
3
140 - Specific philosophical schools
2
331 - Labor economics
2
333 - Economics of land & energy
2
380 - Commerce, communications & transportation
2
530 - Physics
2
621 - Applied physics
2
658 - General management
2
000 - Computer science, information & general works
1
006 - Special computer methods
1
062 - Organizations in British Isles; in England
1
100 - Philosophy & psychology
1
301 - Sociology & anthropology
1
330 - Economics
1
374 - Adult education
1
510 - Mathematics
1
581 - Specific topics in natural history
1
602 - Miscellany
1
630 - Agriculture & related technologies
1
660 - Chemical engineering
1
670 - Manufacturing
1
700 - The arts; fine & decorative arts
1