The Viaduct over the Sankey Canal, 1831.

Proof copy of a coloured engraving, drawn and engraved by I Shaw Junior, showing the viaduct acros the Sankey Valley, Warrington, Chesire. The viaduct was erected in 1830 for the Liverpool and Manchester Railway under the direction of George Stephenson (1781-1848). Designed by William Allcard, it was built of brick with stone facings, and cost the company £45,000. Each of the nine arches spanned 50 feet, rising from slabs of local sandstone. Published by I Shaw, Post Office Place, Liverpool, and Grundy & Fox, Manchester, 1st January 1831.