Title: Populi͡arnyĭ biografo-bibliograficheskiĭ slovarʹ-spravochnik dei͡ateleĭ zapovednogo dela i okhrany prirody Ukrainy, t͡sarskoĭ Rossii i SSSR, 1860-1960
Subjects: Bibliography, Biography, Conservationists, Nature conservation
Places: Russia, Soviet Union, Ukraine