Wikipedia: Thomas Telford - Biography, portrait, works, related links, and bibliography. - http://en.wikipedia.org/wiki/Thomas_Telford
Project Gutenberg: The Life of Thomas Telford by Smiles - Online text describes the history of road building and masonry in early Scotland and England. Features biographical information about road-maker John Metcalf and stone mason Thomas Telford. - http://www.gutenberg.org/dirs/etext97/tlfrd10.txt
structurae: Thomas Telford - Images, biography, works, and references. - http://www.structurae.de/en/people/data/des0038.html