Athens National Gallery * Ministry of Culture, Athens * Cabinet des Estampes, Geneve * Musée Cantonal des Beaux-Arts, Lausanne * Belgrade Contemporary Art Museum * Ministerie Van de Vlaamse Gemeenschap, Brussels * Skopje Contemporary Art Museum * Museum of Contemporary Art, Antwerp * Prilep National Museum * Grenchen Museum of Art * B. & M. Hahnloser's collection, Bern * Contemporary Print Museum, Fredrikstad (N) * Chelm National Museum (PL) * Macedonian Museum of Modern Art, Thessaloniki * & B.& E. Goulandris' Museum of Modern Art, Andros * Sztuki Museum, Lodz * ISELP, Brussels * Municipal Gallery of Rhodos * J. & N. Sistovaris' collection, Genève * Modern Graphic Art Museum, Cairo & Minia University * Contemporary Art Museum, Lviv / Ukraine * National Bank Foundation, Athens * Ionian Bank Foundation, Athens * National Bank, Kifissia * Agricultural Bank, Athens * Goulandris-Horn Foundation, Athens * Vorres' Museum, Athens * Pierides'Art Gallery, Athens * Ministère de l'Action sociale et de la Santé, Genève * Collection de I'Etat de Cenève * Municipal Gallery of Athens * Pantio University, Athens * Museum of Contemporary Art, Florina * Art Gallery of the Cyclades, Syros * E. Averoff Art Gallery, Metsovo * Gilkey Centre Collection, Portland Art Musem, Portland, Oregon, USA * Konkrete Kunst in Europa nach 1945, Peter C. Ruppert collection, Berlin * Municipal Gallery of Patra * Pavlides' collection, Athens * Gertsos' collection, Athens * Loukakos' collection, Athens * Sotiropoulos' - Constantopoulos' collection, Athens • Ginis' collection, Athens * Emfientzoglou's collection, Athens * Kangelaris' collection, Athens • Fryssiras' collection, Athens * Portalakis' collection, Athens * Antoniou's collection, Athens * Riga's collection, Athens * Rapti's collection, Athens * C. loannidi's collection, Athens * Makios' collection, Patra * D, loannides' collection, Athens * Th. Vildirides' collection, Thessaloniki * Youlis' collection, Ioannina * Xenaki's collection, Ioannina * Moschandreou's collection, Messolonghi * N. Vernikos' collection, Athens * Proulkakis' collection, Athens * Lavidas' collection, Athens * Polyzoidis' collection, Athens * Papadimitriou's collection, Athens * Orfanos' collection, Athens* Kyritsis' collection, Athens * Polyzos' collection, Athens * G, Costopoulos' collection, Athens * Kopelouzos' collection, Athens * Mylonas' collection, Thessaloniki * Diamandidis' collection, Thessaloniki * Apostolidis' collection, Kozani * Evangelidis' collection, Thessaloniki * Hoursoglous' collection, Athens * Tombazis' collection, Athens