Mixed installation of dynamos and batteries at the latest central stations

Voinarovsky, P.Mixed installation of dynamomas and batteries at the latest central stations: its value, device and design / comp.Telegraph technician of the I-Gang P. Voinarovsky.- St. Petersburg: Type.M-vr.cases, 1892. -[572] p.Section.pag.: il., table .. -Part of the text is for the last.foreign.ulcer.Bibliogr.In the text and subscription.Note .. - Ex.: without region..1. The people (collection).Electronic copy source: PBPlace of storage of the original: the Central Museum of Communications named after A.S.Popova