Dalya Alberge | ft.com | 2nd December 2019
Authenticity underpins an artwork’s value. Much rests on the catalogue raisonné. Scholars doing this painstaking work have become cautious in the face of more and better forgeries, a perceived decline in connoisseurship and threats of legal action by those adversely affected. Observes one writer, excluding a work from the catalogue raisonné “is the kiss of death and Mr Collector doesn’t like being kissed that way”.