N. Jánossy: L. Jánossy's return home to Hungary P. Király: L. Jánossy and one century ago discovered cosmic radiation S. Varró: The significance of Jánossy's photon experiments B. Paripás, B. Palásthy: The coincidence electron spectrometry method of investigating atomic internal orbit processes – part II TEACHING PHYSICS M. Gajzágó-Gündisch: The lens formula in F. Bolyai's notebooks and in the textbooks of his contemporaries Eötvös Physical Competition problems contributed by F. Károlyházy – part III, electrostatics (G. Radnai) K. Radnóti, M. Farkas-Adorján: The knowledge system needed by teachers of physics – part II I. Tepliczky: Personal impressions concerning the 55th Meeting and Demonstration Equipments Exposition of Hungarian Physics Teachers K. Härtlein: Physical experiments to be performed at home OPINIONS K. Oláh: Answering comments of J. Kertész J. Cserti: Statements and proposals concerning aims and profile of our Journal EVENTS