Neil Smith (EDT)/ Peter Williams (EDT)
(2)
Peter A. Williams (EDT)/ Glyn O. Phillips (EDT)
(2)
Peter Adey (EDT)/ Mark Whitehead (EDT)/ Alison Williams (EDT)
(2)
Peter J. Anderson (EDT)/ Michael Williams (EDT)/ George Ogola (EDT)
(2)
Alistair M. Stephen (EDT)/ Glyn O. Phillips (EDT)/ Betty A. Lewis/ Peter A. Williams (EDT)
(1)
Anne Haila (EDT)/ Michael Timberlake (EDT)/ Ronan Paddison (EDT)/ Colin Williams (EDT)/ Peter J. Marcotullio (EDT)
(1)
Charles H. Lippy (EDT)/ Peter W. Williams (EDT)
(1)
Christopher Blake/ Barrie Sheldon/ Rachael Strzelecki/ Peter Williams/ P. A. J. Waddington (EDT)
(1)
D. C.) National Forum on BioDiversity (2nd : 1997 : Washington/ Peter H. Raven/ Tania Williams (EDT)/ Peter H. Raven (EDT)
(1)
David Bradby/ David Williams/ Peter M. Boenisch (EDT)
(1)
Gareth Williams (EDT)/ Peter Pentz (EDT)/ Matthias Wemhoff (EDT)/ Queen of Denmark Margrethe (FRW)
(1)
Glyn O. Phillips (EDT)/ Peter A. Williams (EDT)
(1)
Henry David Thoreau/ Peter Turner (EDT)/ Michael McCurdy (ILT)/ Terry Tempest Williams (FRW)
(1)
John Fitzgerald Kennedy (EDT)/ Glyn O. Phillips (EDT)/ Peter a Williams (EDT)
(1)
Jonathan Wateridge/ Mark Sanders (EDT)/ Gilda Williams/ Peter Willberg (CON)
(1)
Lucy A. Williams (EDT)/ Asbjorn Kjonstad (EDT)/ Peter Robson (EDT)
(1)
Mary Kupiec Cayton (EDT)/ Peter W. Williams (EDT)
(1)
Michael N. Clout (EDT)/ Peter A. Williams (EDT)
(1)
Michael Ward (EDT)/ Peter S. Williams (EDT)/ Vernon White (FRW)
(1)
Nigel Thrift (EDT)/ Peter Williams (EDT)
(1)