the Soviet 'mental suggestion at a distance' experiments — Vasiliev's sealed-room telepathy, is any of it solid?

Less famous than Kulagina but older and honestly weirder to me. Leonid Vasiliev, a real Leningrad physiologist, ran telepathy experiments going back to the 20s-30s and wrote it up later in a book that got translated West ('Experiments in Mental Suggestion'). The setup that gets quoted: a sender tri……