...Riveters by the hundred swarmed about the lattice side-work and the iron roof of the railway line hung from invisible staging under the bellies of the girders, clustered round the throats of the piers, and rode on the overhang of the footpath-stanchions; their fire-pots and the spurts of flame that answered each hammer-stroke showing no more than pale yellow in the sun’s glare. East and west and north and south the construction-trains rattled and shrieked up and down the embankments...