The buildings in the historic district fall into three classifications.

Air travel can be separated into two general classifications: national/domestic and international flights.

Gun dogs are divided into three primary classifications based upon method of work:

It is based on functional ability and is broken down into four specific classifications.

National Standard, which divided all these advertisements into 11 main classifications, such as merchandise, real estate, business services.

Plains Indians are usually divided into two broad classifications which overlap to some degree.

The act divides the types of investment company to be regulated into three classifications:

These types of muscles are split down into two more different classifications: voluntary and involuntary.

The ponies are classified according to height and grouped into three classifications.

The men order these effects of the poor quality boots into two classifications: