The Viaduct over the Sankey Canal; Isaac Shaw; active 1830; ca. 1830; Brown wash; brown ink; and graphite on medium; smooth; cream wove paper; Sheet: 6 1/8 x 8 7/16 inches (15.6 x 21.4 cm); architectural subject; bridge (built work); bridges; arch; bridges; railway; canal; canal boat; houses; landscape; lock; locomotive; steam; people; train; viaduct; Burtonwood; Cheshire; Earlestown; England; Newton-le-Willows; Saint Helens; Saint Helens Canal; Sankey Brook; United Kingdom; Warrington