Paul Venn Dunn
Devon & Cornwall Prospecting Society
Isao Yoshioka
Newcomen Society
Lionel Thomas Caswall Rolt
Peter Young
R. Page Arnot
Bernard Hollowood
John R. Leifchild
Henry Winram Dickinson
John H. Trounson
E. W. Meyerstein
H. L. Douch
T. A. Morrison
Oswald Pryor
Jack Hampshire
Roger Burt
J. H. Murchison
Government of Great Britain
John Vince
Dafydd Tomos
Robert Hunt
Kenneth Brown
Mike Brown
John Malam
Jonathan Falconer
Works ..
Frederick Lyde Caunter
William West
T. R. Harris
Cyril Noall
Denys Bradford Barton
George Randall Lewis
Richard H. Bird
Kenneth H. Rogers
Derrick Beckett