1. Actes Deuxième Congrès International de Photographie et de Cinématographic Ultra Rapides, Paris, 1954,1956
2. HSP3, 1957, Proceedings of the Third International Congress on High Speed Photography, London, 1956, ed. R. B. Collins (Butterworths, London).
3. Kurzzeitphotographie IV, Internationaler Kongress für Kurzzeitphotographie und Hochfrequenzkinematographie, Köln, 1958,1959
4. HSP5, 1962, Proceedings of the Fifth International Congress on High Speed Photography, Washington, 1960, ed. J.S. Courtney-Pratt (Society of Motion Picture and Television Engrs., New York).
5. HSP6, 1963, Proceedings of the Sixth International Congress on High Speed Photography, The Hague, 1962, eds. J. G. A. de Graaf and P. Tegelaar (Tjeenk Willink, Haarlem).