ck no ck ▁Museum , ▁A ▁Fund acion ▁Casa ▁Museo ▁" A ▁Sol ain a " ▁de ▁P ilon o , ▁Gal icia , ▁The ▁University ▁of ▁G lam organ ▁and ▁The ▁National ▁Library ▁of ▁Wales . ▁ ▁In ▁ 2 0 1 2 ▁B ala ▁collabor ated ▁with ▁poet , ▁and ▁fellow ▁lect urer ▁at ▁Tr inity ▁Saint ▁David ' s , ▁Men na ▁El f yn ▁for ▁an ▁exhibition ▁called ▁Field - notes . ▁ ▁Publications ▁ ▁Int imate ▁Port ra its , ▁ 1 9 9 5 ▁( Ser en ) ▁ ▁Wel sh ▁Art ▁Go es ▁International , ▁ 1 9 9 6 ▁( Plan et ) ▁ ▁Wel sh ▁P ain ters ▁T alk ing , ▁ 1 9 9 7 ▁( Ser en ) ▁ ▁App ropri ate ▁Be hav iour , ▁ 1 9 9 7 ▁( Plan et ) ▁ ▁Dar ll en ▁Del wed d au ▁( ), ▁ 2 0 0 0 ▁( G was g ▁Car reg ▁G wal ch ) ▁ ▁C ertain ▁Wel sh ▁Art ists , ▁ 1 9 9 9 ▁( Ser en ) ▁ ▁here + now , ▁ 2 0 0 4 ▁( Ser en ) ▁ ▁Gr ound bre aking ▁– ▁The ▁Art ist ▁in ▁the ▁Ch anging ▁Land s cape , ▁ 2 0 0 5 ▁( Ser en ) ▁ ▁Hon , ▁Y n ys ▁y ▁Gal on ▁( ), ▁ 2 0 0 7 ▁( G was g ▁G omer ) ▁