The elegist Sextus Propertius (ca 50-ca 16 BC) is generally reckoned among the most difficult of Latin authors. At the root of this difficulty lies a deeply corrupt text and uncertainty over the manuscript transmission; moreover, the manuscripts used in the standard editions of today have been selected without a comprehensive examination of the surviving copies. This study, the fullest survey of the manuscripts so far, considers the affiliation of more than 140 complete or partial witnesses and offers a thorough reassessment of the tradition. The principal novelty is the argument that six...