'Head of Augustus John' gan Ivor Roberts-Jones ...
'Rhwng Dwy Afon: Y Gyffylliog/Hendre' gan...
'Cwm Hyfryd' gan Kyffin Williams (dyfrlliw)
'Stones' gan Brenda Chamberlain (inc)
'Study of R. S. Thomas' gan Mildred E. Eldridge...
'Out of the Cage' gan Jack Crabtree, 1976 (olew)
'Abbey Wire Mill, Greenfield Valley' gan Graham...
'Study - Granite Quarry, Penmaenmawr' gan...
'Study - Granite Quarry, Pemaenmawr' gan...
'Study - Weekend Tally Board, Bersham Colliery'...
'Study - The Tunnellers I' gan Roy Ostle (inc)
'Evening, Pentre Ifan' gan Jonathan Owen, 1977 ...
'Tua'r Gorllewin' gan Elis Gwyn, 1972 (olew)
'Pencoed' gan Elis Gwyn, tua'r flwyddyn 1972 ...
'Moel Siabod' gan Thomas Llewelyn-Jones (acrylig)
'Quarry workings with machinery' gan Graham...
'Weekend Tally Board, Bersham Colliery'gan Wyn...
'Greenfield Mill Dams, Greenfield Valley' gan...
'Women on the Promenade' gan Emrys Williams,...
'Snow Scene, Cefn Mawr' gan Christopher Hall, 1987
'Granite Quarry, Penmaenmawr' gan William...
'Halkyn Mountain' gan Christopher Hall, 1987
'Composite of Monsanto' gan Malcolm Hughes,...
'Tyrell-Kenyon, Lord Ll 5th Baronet of...
'After the Rain, Dinas Mawddwy' gan David...
'Quarryscape, Minera' gan Graham Meredith, 1978...
'Brymbo Steelworks' gan Jan Boenisch
'Penrhyn Quarry, Bethesda' gan Peter...
'Rhyl Holiday' gan Gwyn Williams, 1978 (cyfrwng...