“Arthur Young on the Lancashire roads, 1770
“Daniel Defoe on the turnpike roads, 1724-1726
“John Campbell on canal building in the mid-eighteenth Century, 1774
“John Campbell on canal building in the mid-eighteenth Century, 1774
“Macadam’s “Remarks on the present System of Road Making,” 1821
“Aikin on Inland Navigation to and from Liverpool
“Prospectus of the Liverpool and Manchester Railroad Company, 1824