  Introductions to the Herculaneum library are given by Gigante 1995, Capasso 1991, Delattre 2006. Del Mastro 2005 is an online database of papyri, with descriptions, bibliographies, and one image of the writing of each papyrus), building on the prior descriptions and bibliography of Gigante 1979 and its bibliographical supplements in Capasso 1989 and Del Mastro 2000. Travaglione 2008 (cf. Del Mastro 2010) provides a comprehensive listing of the papyri and their actual condition.