01822oas 2200697 a 450 991067926920332120250520213025.02160-2514(OCoLC)560819234(CONSER) 2011204030(CKB)110978966550220(EXLCZ)9911097896655022020100318a19539999 uy aengurbn||||||abpurbn||||||adatxtrdacontentcrdamediacrrdacarrierRailway track and structures RT & SChicago Simmons Boardman Pub. CorpNew York Simmons-Boardman Pub. Corp0033-9016 RT & SRailway track & structuresRailw. track struct.RailroadsPeriodicalsRailroad engineeringPeriodicalsChemins de ferPériodiquesChemins de ferPériodiquesRailroad engineeringfast(OCoLC)fst01088593Railroadsfast(OCoLC)fst01088711Periodicals.fastRailroadsRailroad engineeringChemins de ferPériodiques.Chemins de ferRailroad engineering.Railroads.625.1OCLCEOCLCEDLCOCLCSZ5AOCLCQCRLCUDCOOOCLCOOCLCFOCLCOOCLCQOCLCOOCLCQUABOCLCLJOURNAL9910679269203321Railway track and structures2367248UNINA