Classification
330 - Economics
291
320 - Political science
241
677 - Textiles
72
340 - Law
32
300 - Social sciences
15
670 - Manufacturing
14
900 - History & geography
12
620 - Engineering & allied operations
9
658 - General management
8
338 - Production
7
381 - Commerce
7
700 - The arts; fine & decorative arts
6
363 - Other social problems & services
5
660 - Chemical engineering
5
333 - Economics of land & energy
3
380 - Commerce, communications & transportation
3
650 - Management & auxiliary services
3
740 - Drawing & decorative arts
3
000 - Computer science, information & general works
2
100 - Philosophy & psychology
2
170 - Ethics
2
371 - Schools & their activities; special education
2
500 - Natural sciences & mathematics
2
551 - Geology, hydrology & meteorology
2
580 - Plants (Botany)
2
600 - Technology
2
687 - Clothing & accessories
2
158 - Applied psychology
1
160 - Logic
1
304 - Factors affecting social behavior
1
331 - Labor economics
1
370 - Education
1
382 - International commerce
1
390 - Customs, etiquette & folklore
1
530 - Physics
1
540 - Chemistry & allied sciences
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
621 - Applied physics
1
623 - Military & nautical engineering
1
630 - Agriculture & related technologies
1
641 - Food & drink
1
664 - Food technology
1
667 - Cleaning, color & coating technologies
1
668 - Technology of other organic products
1
820 - English & Old English literatures
1