Ambassador Without Credentials

The collection includes two works from the cycle: “The Brothers Roy and Henry Vasilev” and “The Envoy Without Letters of Credence.” During a flight to Mars, a planet-cruiser crashed, and aboard it, among others, was the well-known physicist Henry Vasilev. Several people died; Henry managed to survive, but suffered serious injuries. With the help of special devices that make it possible to turn even the weakest thoughts and visions into open recording, Roy—Henry’s brother—hopes to find out the cause of the catastrophe and identify those responsible.

“Professor Branting’s Experiment.” An assistant of the world-famous biologist Branting contacts Roy and Henry Vasilev. He warns the brothers that the professor plans to commit the most terrible crime in all of human history…