English: UK Association of Building Preservation Trusts
Welsh: Cymdeithas Ymddiriedolaethau Cadwraeth Adeiladu'r DU
Subject: Ystadau a Cadw
English definition: Also known as the "Association of Preservation Trusts" (APT).
Welsh context: Gelwir hefyd yn "Cymdeithas Ymddiriedolaethau Cadwraeth".