He published and wrote the prefaces to editions of Tommaso Campanella (1934), Thomas More (1935) and Robert Owen (1950).
Petr Petrovich Sushkin | Ivan Petrovich Liprandi | Duke Alexander Petrovich of Oldenburg | Dmitry Petrovich Maksutov | Abram Petrovich Gannibal | Vladislav Petrovich Vinogradov | Viacheslav Kravtsov | Viacheslav Koleichuk | Nikolay Petrovich Fyodorov | Iván Petrovich | Ivan Petrovich | Fyodor Petrovich Komissarzhevsky | Andrei Petrovich Kiselyov | Anatoly Petrovich Andriyashev | Anatoly Petrovich Alexandrov | Anatoli Petrovich Bogdanov | Alexei Petrovich, Tsarevich of Russia | Aleksey Petrovich Yermolov |