How to arrange Home Phones and Microphones.A practical guide for amateurs. With 38 figures in the text. In Russian (ask us if in doubt)./Kak ustraivat' Domashnie Telefony i Mikrofony. Prakticheskoe Rukovodstvo dlya lyubiteley. S 38 figurami v tekste. Translated from English by L.A. Borovich, Engineer-Technologist, St. Petersburg. Edition by G.V.Golsten. 1908. 2, 62 p. SKUalb716c10f27c242a47.