Croesor TramwayD.W. Southern, Adrian Barrell, Welsh Highland Railway Heritage Group Staff · First published 2018Open the Tome
Desalination of Historic Buildings, Stone and Wall PaintingsAlison Heritage, Adrian Heritage, Fulvio Zezza · First published 2014Open the Tome
Wall PaintingsSharon Cather, Adrian Heritage, David Park, Alison Sawdy · First published 2007Open the Tome
