[Activities of Z.P. Solov'ev in the Volga Territory].
D049672:History, 19th Century; D049673:History, 20th Century; D011634:Public Health / Q000266:history*; D012425:Russia (Pre-1917); D012950:Socialism / Q000266:history
Deiatel'nost' Z.P. Solov'eva v Povolzh'e.