is the collective term for all artistic output before 1800. This category includes Gothic, Renaissance, Baroque and Classical paintings, which are then further subdivided according to a wide variety of different terms by period and region.
The attribution of these, mostly unsigned, works to particular artists or schools requires a great deal of knowledge and close collaboration with experts. Our guarantee of authenticity is based on detailed analysis of the pictures, examination of the support and research of the iconography employed in the image.
A leading specialist in glass from all periods. Editor of the standard texts on this subject; expert witness for 19th- and 20th-century antiques and painting; until 2010 the owner and manager of Galerie Kovacek, Vienna; founder member and partner in the auction house im Kinsky.