There are no rules and it is entirely a matter for the individual collector to decide.

Eighty percent of the center's business comes from individual collectors.

Bought here and there, then sold to individual collectors.

Since assuming its modern form in the 1820's, the field has included makers, dealers, auction houses, teachers, players and individual collectors.

Seven are in museums; individual collectors hold the remaining eight.

Much of it has been given to the museum by local families, passed down through the years, and by individual collectors.

The company works with corporations, large and small retail stores, and individual collectors.

The site is driven by individual collectors who establish their own ecycler recycling programs.

It was too important to belong to any individual collector.

In the last few years, however, individual collectors have become increasingly important, particularly as many corporate collections were put on hold.