A world-class collection of antique toys can be seen today in New York and they are all for sale.

Johnny had a world-class collection of pens that didn't work.

Had the museum picked up pieces along the way, she said, it would have a world-class collection.

He is hunting art that would enrich its world-class collection.

The $44.1 million project will for the first time integrate the museum's world-class collections.

The Modern's recent purchases are substantial additions to what is already a world-class collection.

These artifacts and stories remain to be the foundation from which the museum has built its world-class collection.

But museum officials made clear from the beginning that the world-class collection was just passing through.

Thus, the world-class collection of palace hotels is kept turning over happily.

This world-class collection of hands-on fun makes up the largest children's museum in the world.