Title: Sedʹmai︠a︡ (aprelʹskai︠a︡) konferent︠s︡ii︠a︡ RSDRP (b)
Subjects: Congresses, Konferent︠s︡ii︠a︡ RSDRP (7th : 1917 : Saint Petersburg, Russia), Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡ (bolʹshevikov)