Dempsey, D. G. Tubular and other iron girder bridges: Particularly describing the Britannia and Conway Tubular Bridges with a sketch of iron bridges (4th. ed.). Crosby Lockwood and Co.
Lua i Stíl Chicago (17ú heag.)Dempsey, Drysdale G. Tubular and Other Iron Girder Bridges: Particularly Describing the Britannia and Conway Tubular Bridges with a Sketch of Iron Bridges. 4th. ed. London: Crosby Lockwood and Co.
Lua MLA (9ú heag.)Dempsey, Drysdale G. Tubular and Other Iron Girder Bridges: Particularly Describing the Britannia and Conway Tubular Bridges with a Sketch of Iron Bridges. 4th. ed. Crosby Lockwood and Co.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.