One-of-a-kind

The students at this private, one-of-a-kind college are aspiring artisans.

Artisan John Guertin combines his love of architecture and the environment by creating one-of-a-kind birdhouses and feeders using wood from century-old barns from his home state of Michigan.

However, the one-of-a-kind aircraft spent eight years mothballed before being upgraded and returned to service, where it has been contracted out to various companies and governments.

This is a one-of-a-kind hand-knit rug.

I like works that are one-of-a-kind.

It's one-of-a-kind.

Today, though, most artists create at least some one-of-a-kind dolls, and many create nothing but one-of-a-kinds.