Moscow city. May 20, 1957. The building and premises of the Children's City Clinical Hospital No. 1. Surgeon A. N. Ryabinkin spends five minutes, monitors the operation, makes rounds, talks with sick children, receives patients. There are doctors V. I. Malinina, A. N. Voskresenskaya. A. N. Ryabinkin at home, resting, reading newspapers and magazines, playing chess with his granddaughters. On the wall of the room there is a portrait of the surgeon T.P. Krasnobaev, the teacher and associate of A.N. Ryabinkin in the creation of pediatric surgery. House number 53 on Pyatnitskaya street. A. N. Ryabinkin leaves the house, gets into the car. Vehicle movement.