The Preservation and Repair of Historic Clay Tile Roofs
Preservation Brief 30, by Anne E. Grimmer and Paul K. Williams Online Version: https://www.nps.gov/tps/how-to-preserve/briefs/30-clay-tile-roofs.htm PDF Version: https://www.nps.gov/tps/how-to-preserve/preservedocs/preservation-briefs/30Preserve-Brief-ClayRoofs.pdf