Drawings for the lectures of Professor Erakova LA"The course locomotives"

Drawings for the lectures of Professor Erakova LA"The course locomotives" / Institute of Communications.- [St. Petersburg Univ.Lanevskogo, 1874. -38 l.heck.. -Ind .: no tit.l.and reg., with darstva.I say "I Gave Library Petrograd State. Univ railway engineer Konstantin Kokovtsov"..I. Kokovtsov, Konstantin.II.Petrograd State.University (1).Library.III.Institute of Transportation Engineers Posts (St. Petersburg) .1.People (collection).electronic copy Source: PBThe storage location of the original: St. Petersburg State University