Living document

Identifiable Marks (XIII): Magnify
Oct - Nov 2006
Mixed media on canvas
610x910x35mm
POA
Currently exhibited at the Torenhof, Christchurch

Magnify (detail)

This piece has more layers than usual as it was completely re-worked after initially exhibiting. How do I know when a piece is finished? Some pieces just are. Others seem like living documents for a time.