Steel construction of an office building

Low angle view of construction worker on scaffolding

Caucasian construction worker measuring steel

Close up of construction worker on infrastructure

Man making steel beams

Antique Illustration (steel engraving) showing forms of Crystalization and related apparatus., 1857.

Antique Illustration (steel engraving) showing the construction of iron bridges., 1857.

Metall plate with flower

Industry & Technology -line art (b4) Civil Engineering Excavating machinery A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England.

Industry & Technology -line art (b4) Civil Engineering A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England - men digging the tunnel.

Industry & Technology -line art (b4) Civil Engineering A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England - scaffolding at the tunnel face

Industry & Technology -line art (b4) Civil Engineering Illustration A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England - a cross-section showing the tunnel beneath the river bed; t

World War II propaganda poster featuring a battleship out a sea.

Sculptor

Builder

Steel Worker

Steel construction in Marina