Man-made
Read MoreRoundhouse roof detail, Baltimore & Ohio Railroad Museum, 901 West Pratt Street, Baltimore, MD
AmericanaBO RailroadBaltimore Ohio RailroadBaltimore CityCO RailroadCSXChesapeake and Ohio RailwayChessie SystemClass 1 railroadMDMPDMarylandNational Register of Historic PlacesNorth AmericanUSUSAUnited States of Americaarchitectural detailarchitecturearchivesbalancebalancedbeambeamsbusinesscirclecircularcommerceengine shedenterprisegallerygeometricgeometricalheritage railroadhistorichistoricalhistoryin doorindoorsinsideinteriorinternalliving historylocomotive depotmotive power shedsmuseumpreservedpreserved railwayproportionproportionalrafterraftersrailroadrailwayrailway terminalrebuiltreconditionedreconstructedreconstructionrefurbishedregularregularityrenovatedrestoredroofrooftoproundround houseroundhouserunning shedstringerstrutsymmetricalsymmetrytraction maintenance shoptradetransportturntable
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