First Summary (The Ten Main Classes) | |||||||||||||||||||||
| 000 : Computers, information, & general works | |||||||||||||||||||||
| 100 : Philosophy & psychology | |||||||||||||||||||||
| 200 : Religion | |||||||||||||||||||||
| 300 : Social sciences | |||||||||||||||||||||
| 400 : Language | |||||||||||||||||||||
| 500 : Science | |||||||||||||||||||||
| 600 : Technology | |||||||||||||||||||||
| 700 : Arts & recreation | |||||||||||||||||||||
| 800 : Literature | |||||||||||||||||||||
| 900 : History & geography | |||||||||||||||||||||
Second Summary (The Hundred Divisions)
600 : Technology
| 610 : Medicine & health
| 620 : Engineering
| 630 : Agriculture
| 640 : Home & family management
| 650 : Management & public relations
| 660 : Chemical engineering
| 670 : Manufacturing
| 680 : Manufacture for specific uses
| 690 : Building & construction
|
| 650 : Management & auxiliary services | 651 : Office services | 652 : Processes of written communication | 653 : Shorthand | 654 : [Unassigned] | 655 : [Unassigned] | 656 : [Unassigned] | 657 : Accounting | 658 : General management | 659 : Advertising & public relations |