Title: Ocherki po istorii professionalʹnogo dvizhenii︠a︡ rabotnikov svi︠a︡zi 1905-1906
Subjects: Postal service, Telegraph, History, Vserossiĭskiĭ pochtovo-telegrafnyĭ soi︠u︡z
Places: Soviet Union, Russia
Time periods: Revolution, 1905-1907