The statute on the production of the ninth national census: [Approved. January 11, 1850]. - In St. Petersburg: printed under the Senate, 1850. -  p. - The text of the beginning. In words: God's mercy, We, Nicholas I, Emperor and Autocrat of All-Russia ... - Without the tit. l. and obl.
1. Power (collection). 2. The people (the collection). 3. Population - Censuses - Russia - 1850 - Documents and materials.