http://tags.library.upenn.edu/tag/encyclopedias+music PennTags Feed for /tag/encyclopedias+music PennTags Feed http://tags.library.upenn.edu/makerecord/voyager/292 http://tags.library.upenn.edu/makerecord/voyager/292 Guinness encyclopedia of popular music / edited by Colin Larkin. A good source for dates, brief biographies, and discographies for popular-music artists.