A "rich text," interactive edition of one of the icons of western literature, Petrarch's Rerum vulgarium fragmenta including six sets of distinctive textual prototypes based on Wayne Storey's edition of the work's 366 texts that comprise the author's poetry book. The resource contains TEI-encoded documents from which both diplomatic transcriptions and edited views of the text can be rendered; Web-based presentations providing both diplomatic and edited views of the text; facsimile page images for Vat. Lat. 3195; and a visual index, or map, to the Rvf as constituted in Vat. Lat. 3195.