Illustrated London News. [Click on image to enlarge it]. Source: the 1865
You may use this image without prior permission for any scholarly or educational purpose as long as you (1) credit the Internet Archive and The University of Michigan Library and (2) link your document to this URL in a web document or cite the Victorian Web in a print one.
“The Knucklass Viaduct, Central Wales Railway.” Illustrated London News (16 December 1865): 592. Internet Archive version of a copy in the University of Michigan Library. Web. 22 January 2016.
Last modified 22 January 2016