Pepys' ballad collection is the largest surviving collection of English ballads printed in London in the seventeenth century, and is an outstanding source for English popular culture of the period. collection, already available in facsimile form, are now properly accessible. Ballads: i. Catalogue provides a full bibliographical history of each ballad; ii. Indexes and Listsorganises and presents information on the ballads, classified as titles, tunes, music, first lines, refrains,authors, licenses, printers/publishers/imprints, and watermarks.