The linking of the Atlantic coast with Pacific coast by rail.
Unused / unissued material - dates and locations unclear or unknown.
C/U map of the American Continent , zoom in to C/U of Colombia. L/S of paddle steamer river boat. Shots of men unloading railway lines from barge and loading onto truck. C/U pencil point tracing their route of the new railway on a map. Various shots men hacking their way through jungle. C/U man in tropical attire using a theodolite. C/U bulldozer pulling heavy earth moving machine. Aerial shots of the railroad before completion. Various shots of workmen laying sleepers and rails. M/S train passing camera.