This letter is written in the end of 1910. But even earlier - in 1908 and 1909 - many have expressed doubts about the possibility to establish a systematic delivery of illegal literature in Russia. Too great were the obstacles had to find reliable routes to pick up people and to send literature from abroad, and receiving it in Russian, to deceive the vigilance of the secret police, which zagranichnayaagentura, which had its residents in Paris, literally watched every step Lenin. And yet from the very first days of his arrival in Paris, but Lenin takes up the case. He immediately headed this crucial operational site of Party work.