 Later in memoirs and interviews in the 1960s, two "Chekists" claimed that Voykov, who for a long time lived abroad and graduated from Geneva University, translated these letters into French.The researchers note, that the letters contained obvious oddities, including an incorrect address to the monarch using "vous" ("you") instead of "Votre Majesté" ("Your Majesty").According to Richard Pipes, the letters were written by a man with a "poor knowledge of French".