History 20.15 conservation, restauration and forgery of works af art ART Alphabet Ancient Languages Art Authenticité (Philosophie) Authenticity (Philosophy) Authentifikation Conservation and restoration Conservation et restauration Echtheit FOREIGN LANGUAGE STUDY Faux Fälschung Forgeries General Grec (Langue) Greek language Greek literature Grekisk skrift Histoire Histoire et critique History and criticism Kunst Kunstfälschung Littérature grecque Restaurierung restoration (process)