1 drawing : marker work, b&w ; 295 x 208 mm.

Title supplied by cataloguer. Drawn on tracing paper. On this version there is in addition a half sized, secondary drawing of the same Cromlech also in marker work, but with continuous pencil shading verso and overlaid with pencil recto. (Design has been transferred) . Bottom edge crushed and creased.

Cyfoethogwyd y metadata gan Dr Gareth Lloyd Roderick a'r prosiect Kyffin Williams Arlein.