Salvador Barbera (EDT)/ Peter J. Hammond (EDT)/ Christian Seidl (EDT)
(3)
Geordan Hammond (EDT)/ Peter S. Forsaith (EDT)/ D. Bruce Hindmarsh (FRW)
(2)
Kenneth J. Hammond (EDT)/ William H. Beezley (EDT)/ Colin M. MacLachlan (EDT)/ Peter Ditmanson (CON)/ Robert W. Foster (CON)
(2)
Knut Sydsaeter,Peter Hammond,Arne Strom,Andres Carvajal
(2)
Peter K. Chadwick/ Travis Parker (CON)/ Terry Hammond (CON)
(2)
Artemidorus/ Peter Thonemann (EDT)/ Martin Hammond (TRN)
(1)
B. L. Hammond/ William A. Lester Jr./ Peter J. Reynolds
(1)
James Thompson (EDT)/ Peter B. Hammond (EDT)/ Robert W. Hawkes (EDT)/ Buford H. Junker (EDT)
(1)
Keith Dockray/ Peter Hammond
(1)
Knut Sydsaeter, Peter Hammond, Atle Seierstad, Arne Strom
(1)
Peter Bladon/ John E. Gorton/ Robert B. Hammond
(1)
Peter Hammond (Stanford University)
(1)
Peter Hammond,Carolyn Hammond
(1)
Peter Hammond/ Carolyn Hammond
(1)
Phillip Hammond/ Sonja Heinrich/ Sascha Hooker/ Peter Tyack
(1)
V. B. Lamb/ Peter Hammond (EDT)
(1)