Locating Sales Numbers Online

Most recording industry information regarding sales is proprietary and difficult to find in any detail. An effective way to find some of this information is in books about music history, performer-related biographies, bibliographies, and discographies.

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Additional Sources

Finding Sales Numbers in Print

The Loeb Music Library has a selection of key sources available in the Aldrich Reading Room, including many of Joel Whitburn's Billboard chart compilations

The Baker Library at the Harvard Business School owns both current and historical sources, such as:

Copyright Resources

Find out who owns the publishing rights for a song (and sometimes who has recorded it) by searching the databases maintained by these performing rights organizations. Since they all license different music, it's important to check all three.