Photograph of the Fife main pier on the Forth Bridge under construction showing the massive skewback joints and the support tubes being riveted using riveting cages and riveting machines.

Photograph of the Queensferry cantilever of the Forth Bridge under construction showing details of the main tubes and the criss-crossing network of support girders in between.

Photograph of workmen working on a skewback (upper or sliding bedplate) on the drill roads for the Forth Bridge.

Photograph of the north viaduct girder being raised from its stone pier bases at Inchgarvie, with a caisson on the launchway in the foreground.

Photograph of two men and a boy on temporary wooden staging suspended 360 feet above the sea, riveting the thickest pieces of metal on the bridge together at the top of a cantilever.

Damaged photograph of the Fife cantilever of the Forth Bridge, looking upwards, with the massive skewback sliding base at the bottom.

Photograph showing the Forth Bridge from the south shore showing the effect of mist on the partly constructed cantilever central columns.

Photograph of a brigger's eye view from within a cantilever of a tube and platform on the Forth Bridge during construction.

Photograph of riveters at work, watched by two workers balanced on a Jubilee crane behind.