This grouping of preeminent collections represents just a sample of the unique resources available in public libraries. These rich and varied collections include a mix of books, pamphlets, manuals, photographs, music and more. The public libraries featured on this list have the distinction of holding the greatest number of titles in WorldCat relates to these topics.
We created this list by using FAST subject headings to identify topics for which public libraries have particularly strong holdings in WorldCat. We then selected ten public libraries in North America that hold the greatest number of related titles in WorldCat.
WorldCat is a set of databases that together comprise the most comprehensive global network of data about library collections and services. WorldCat data is contributed, maintained and shared by libraries around the world. It is managed and enhanced by OCLC. WorldCat data supports a range of OCLC and partner services, driving efficiency in library management, improving discovery of library collections and increasing visibility of libraries on the web.
At OCLC Research, we're exploring records and mining data from WorldCat to highlight interesting and different views of the world's library collections each month. Be sure to check out our "What in the WorldCat?" page often to see what we come up with next.