Gardens of Wales : A journey through the Gardens of Wales = Gerddi Cymru : Taith drwy Gerddi Cymru (Exhibition Conwy, Royal Cambrian Academy, 01.05.1999 - 30.05.1999 ; Aberystwyth, National Library of Wales, 19.06.1999 - 21.08.1999). (National Library of Wales, 1999)