Art blogger Robjn Cantus bought two unattributed paintings from a council collection for only £35. One abstracted landscape was formerly assigned to Vera Cunningham, but its distinctive handling leads him to suspect the New Zealand-born modernist Frances Hodgkins. Research in Britain and New Zealand, together with technical and stylistic analysis, seeks to reconnect the inexpensive picture with a missing work by a major artist.

The show’s own verdict is on its page.