Acknowledgements

The authors would like to thank the following for their help and forbearance during our prolonged obsession:

The Gordon and Williams families (in particular, Sophie Gordon, for her monumental patience)
Stuart Webb
Andrew Swanston
Ned Hoste of 2H
Mike Parsons
Steven, Suzanne and Vivienne at Midas PR
Matthew Davis
Hilary White
Bernie Steen
The Williamson Tunnels
Judith Millidge