Others are authentic pieces that have been tampered with.

With him, he learned the authentic pieces of folk repertoire of anonymous authors.

It was an impressive piece of work, complete in detail, authentic in scale.

Which probably explained why the earrings were the least expensive, least authentic pieces he'd been wearing.

Wynnell, you said there were three collectors other than the widow who owned authentic pieces.

In all the clutter of a job lot there might be one or two authentic pieces.

The troupe will perform authentic pieces from various regions of the country.

As the authentic pieces become scarce, the designers have to innovate.

After completing the piece, a professional art critic is brought in to see if she could spot their work and distinguish it from the authentic pieces.

Prices for authentic pieces can reach millions of US dollars at auction.