Moscow region. September 27-30, 1972. The city of Dubna. The streets of the town. Joint Institute for Nuclear Research. Symposium participants in the meeting room, lobbies, laboratories, experimental workshops. Speakers: V. P. Sarantsev, N. N. Bogolyubov. Among those present: M. S. Rabinovich, A. D. Kovalenko, N. B. Rubin, M. A. Lieberman, A. G. Zel'dovich. General plan of an accelerator of elementary particles. The symposium is attended by foreign scientists: G. Lambertson (USA), A. Brook (France), A. Miyahara (Japan) and others.