Moscow city. January-April 1963. TsAGI airfield (Aerohydrodynamic Institute). Aircraft Tu-144 at the airport. Aircraft tests. Among those present: A. N. Tupolev, A. A. Tupolev, test pilots E. V. Elyan, Yu. T. Seliverstov, V. N. Benderov, M. V. Kozlov and others. A. N. and A. A. Tupolev at the dacha, during leisure hours.