Ausstellungskatalog, Fribourg, Musée d’art et d’histoire, Université, Chapelle de l’Hôpital des Bourgeois, Grand Rue 56, Löchli Samaritaine, Galerie de la Cité Court Chemin, Planche Supérieure 24, Cour des Augustins, 21.06.-12.10.1975.
C.I.P.C. Conference of International Exchange of Photography and its Culture. Tokyo Institute of Polytechnics. Nihon University. Osaka College of Art. Kyushu Industrial University. Sponsor Canon Inc.