Cincinnati, for instance, was a particularly rich trove of information.
The filmmakers were helped by a rich trove of recordings and footage of George VI.
Now in its 17th year, the research has produced a rich trove of data and a raft of published papers.
As a novelist, Ha Jin brings a cool, spare documentary approach to this rich trove of material.
One of the main ones, he said, is user surveys, which give Facebook a rich trove of data.
But the Nets, with a rich trove of prospects and draft picks, had occupied the Nuggets' attention for the last few months.
Nor would it yield a rich trove of new scientific information or find new solutions for the difficulties of traveling deeper into space.
Argentina's Vaca Muerta field, a potentially rich trove of oil- and gas-bearing shale rock, has drawn acute interest from multinational energy companies.
Bettye Lane, a photojournalist who gained wide recognition for her rich trove of pictures documenting the feminist movement in the 1970s and '80s, died on Wednesday in Manhattan.
More often than not, the changes have enabled the company to monetize the rich trove of data it collects from its users.
In announcing its planned $12.5 billion purchase of Motorola Mobility last week, Google emphasized its interest in the company's rich trove of 17,000 patents.
