Helmut Ruhemann
Künstler,
Restaurator
Geboren:
1891
Gestorben:
1973
Werke:
- Artist and craftsman : contrast, similarity, influence
- Artist and craftsman : contrast - similarity - influence ; sixty-eight reproductions in colour and monochrome printed in photogravure
- Genuine and false : copies, imitations, forgeries
- Manuel de la conservation et de la restauration des peintures