"One of insignificant complications of profession of writer of the criminal best sellers is an eternal question: "And were you personally some time participating to the real investigation of murder"? Sometimes he is set with such kind and such tone, that suppose that would be the department of murders of the Capital police нелишним to dig out my base-court.I unchanging answer - no, partly from restraint, partly because to tell a true it would be too long, and my participation after fifty two years it is difficult to certify. But now that was me seventy and I remained the only living participant of that unbelievable Christmas 1940 year".