To help an amateur!

To help an amateur!: Silt.1 Sat.Art.from 1 t. Zhurn."Electricity and life" / A.A.Borovkov, V.I.POPOV et al. -Nikolaev: Bookless Electricity and Life (Ing. V.V. Ryumin), 1913. -46, [2] p.: il., Damn., table .. -In it.Dan.: G. Nikolaev (Chers. Lip.).Bibliogr.In the text and subscription.Note .. - Ex.: With a manpower.litter..I. Popov, V.I .. II.Borovkov, A.A.1.People (collection).Electronic copy source: PBPlace of storage of the original: the Central Museum of Communications named after A.S.Popova