Radio telegraph course

MuromtsevRadio telegraph course / military.Ing.Colonel Muromtsev.- 2nd ed., Cred.and add.-Petrograd: ed.Officer electrical.ShK.and the 1st radio-telephone.companies reserve.electrical.Bat., 1917. -[3], 376, [3] p., 3 p.crap.: Damn., table .. -Bibliogr.In the tuning.Note .. - typewritten text.- Ex.: With a manpower.Vet., Def.: p. with the table of contents are torn..1. The people (collection).Electronic copy source: PBPlace of storage of the original: the Central Museum of Communications named after A.S.Popova