Marius Vachon
Vladimir Kemenov
Victoria Charles
Dmitri V. Sarabianov
Vsevolod Petrov
Klaus H. Carl
Mikhaïl Guerman
Émile Michel
Virginia Pitts Rembert
Maria Varshavskaya, Xenia Yegorova
Elie Faure
Youri Zolotov
Otto Dr. Grautoff
Youri Zolotov, Natalia Serebriannaïa
Félix Witting, M.L. Patrizi
Eugène Müntz
Evan Charteris
Charles Moreau-Vauthier
Patrick Chaleyssin
Hans W. Singer
Victoria Charles, Irina Shuvalova
Alexei Fiodorov-Davydov
Grigori Sternine, Elena Kirillina
Grigori Sternin, Jelena Kirillina
Edmond de Goncourt