Acknowledgments

Thanks for the technical assistance and images provided by:

• Lesley Brayshaw
• Nicky Crosthwaite
• David Elsmore
• Richard Francis
• Falk Grossman
• Caroline Harcourt
• Kate Hill
• Matt Justice
• Helen Lantsbury
• Mia Misso
• Anna Nekaris
• Stella Norcup
• Andrew Perkin
• Alister Smith
• Thomas Stolt
• Nadine Svoboda
• David Waring
• Malcolm Whitehead
• Helen Whittaker
• Janice Young