The catalogue of works, also known as the oeuvre catalogue or catalogue raisonne, is considered a fundamental reference work for museums, collectors and art historical research. It is also indispensable for the art market as an instrument used to authenticate and distinguish works. But what requirements should catalogues raisonnes fulfill nowadays? To what extent can digital applications and multidisciplinary approaches provide added value? What part do catalogues raisonnes play in determining authenticity or in the field of provenance research? And what responsibility do authors actually bear for the accuracy of their statements? Around 30 contributions shed light on the genre with numerous case studies, looking at its past and future, theory and practice. First handbook for theory and practice of the catalogue raisonne