Circular No. 73, issued by the Russian Minister of the Interior [Present-day Russia]: “Traveling within the Pale of Jewish Settlement is permitted to Jews, provided they have a passport in which it is observed that such passport is only valid in places set aside for their permanent residence; and in the certificates to merchants, it is indispensable that the religious persuasion of their holders be mentioned.”
Russo-Jewish Committee. “Persecution of the Jews in Russia: with appendix containing a summary of special & restrictive laws.” Wertheimer, Lea & Co.: London, 1890. Page 54. Researched by Dominik Jacobs 1/11/2020