The Laboratory in 1979 at the 20 anniversary of PNPI reactor WWR-M Sitting are (from left to right) A.Tyunis, V. Alexeev, O.Sumbaev, N. Smirnova. Standing are G.Solodov, Yu.Vasil'ev, Yu. Smirnov, Yu.Grushko, V.Shaburov, L. Samsonov, V. Rumyantsev, A.Sovestnov, M. Fedotov, E. Leushkin, N. Miftakhov, V. Pivovarov, V. Samsonov and L.Molkanov.