Ruston & Hornsby, later known as Ruston, was an industrial equipment manufacturer in Lincoln, England, the company's history going back to 1840. The company is best known as a manufacturer of narrow and standard gauge diesel locomotives and steam shovels. This photograph records early an early type of excavator used to construct drainage channels in rural Victoria.A black / white photograph / postcard of a man digging in a very large trench, probably a drainage channel, with an earth mover in the background. The machine has the name "RUSTON" on it. In the foreground is a man, dressed in a long dark coat, watching.agricultural-machinery drainage-channels ruston