1. Sub-Dept. of Astrophysics, Department of Physics, University of Oxford, Denys Wilkinson Building, Keble Rd., Oxford, OX1 3RH, UK
2. ARC Centre of Excellence for All-sky Astrophysics in 3 Dimensions (ASTRO 3D)
3. CSIRO Astronomy and Space Science, PO Box 76, Epping NSW 1710, Australia
4. ASTRON, The Netherlands Institute for Radio Astronomy, Postbus 2, NL-7900 AA Dwingeloo, the Netherlands
5. Sydney Institute for Astronomy, School of Physics A28, University of Sydney, NSW 2006, Australia
6. Heilbronn Institute for Mathematical Research, Bristol, UK
7. School of Chemical and Physical Sciences, Victoria University of Wellington, PO Box 600, Wellington 6140, New Zealand
8. National Radio Astronomy Observatory, 520 Edgemont Road, Charlottesville, VA 22903, USA
9. International Centre for Radio Astronomy Research (ICRAR), M468, University of Western Australia, 35 Stirling Hwy, Crawley, WA 6009, Australia
10. Kapteyn Astronomical Institute, University of Groningen, Postbus 800, NL-9700 AV Groningen, the Netherlands
11. Harvard-Smithsonian Center for Astrophysics, 60 Garden St., Cambridge, MA 02138, USA
12. European Southern Observatory, Karl-Schwarzschild-Str. 2, D85748 Garching, Germany
13. CSIRO Astronomy and Space Science, 26 Dick Perry Avenue, Kensington WA 6151, Australia