Iz istorii rabochego klassa Urala. Sbornik statei.  Edited by F.S.Gorovoi 
Edited by F.S.Gorovoi 
 - Perm'  Permskoe Knizhnoe Izdatel'stvo  1995 
 - negative  204 frames  10cmx14cm 
<br/><br/> Book published in 1961