A2 Limited Edition - Span 04 Art Print - ALL EDITIONS HAVE SOLDALL EDITIONS OF THIS PRINT HAVE NOW SOLD OUT Our limited edition Span 04 print is the fourth in a series of limited edition prints celebrating Span houses. Span 04 is inspired by the unique elevations of the houses found on the Cator Estate, Blackheath, London SE3. The Modern Span collection celebrates Span house design. Span Developments was set up by Geoffrey Townsend and Eric Lyons who built over 2,000 homes in London, Surrey, Kent and East Sussex.