And then?

The ten classes are divided further into ten areas like this.

Let’s look at the 600 class!

600 Technology

610 Medicine and Health

620 Engineering and Applied Sciences

630 Agriculture and related technologies

640 Home and family management

650 Management and auxiliary services

660 Chemical Engineering

670 Manufacturing

680 Manufacture of products for specific uses

690 Buildings

636 Animal HusbandryClass here works on species of domestic mammals. The numbers on the right side of the decimal

point are used to divide a specific subject into even more specific parts of the subject.

636.1 Horses 636.2 Cattle 636.3 Sheep 636.4 Swine

636.5 Poultry 636.6 Birds other than poultry

636.7 Dogs 636.8 Cats

636.7 Dogs

636.7 Dogs

636.72 Non sporting dogs

636.7 Dogs

636.72 Non sporting dogs

636.728Poodles