[From the history of laboratories at Simbirsk and in the Ulya'novsk region].
D049672:History, 19th Century; D049673:History, 20th Century; D007753:Laboratories / Q000266:history*; D009934:Organization and Administration; D012425:Russia (Pre-1917); D014586:USSR
Stranitsy iz istorii laboratornogo dela v Simbirskom zemstve i Ul'ianovskoĭ oblasti.