You would be advised to contact the Built Heritage Team with your proposals and questions and they will be able to direct you towards more specific information and support.
Fe'ch cynghorir i gysylltu â'r Tîm Treftadaeth Adeiledig gyda'ch cynigion a'ch cwestiynau a byddant yn gallu eich cyfeirio at ffynonellau gwybodaeth a chymorth mwy penodol.