Trevithick Society
William Woolcock
Robert Waterhouse
John Turner (Historian)
William Webb (19th Century Historian)
Claire Leith
Gerald Williams
Russell Webber
Peter Joseph
Peter Stokes
Sharron P. Schwartz (Doctor)
Justin Brooke
Dale Foster
E. W. A. Edmonds
Colin C. Short
Nicholas Walter
Jim Lewis
Bridget Howard
Ronald Perry
John Corin
Penny Watts-Russell
Paul Brough
Charles Thurlow
Arthur Fairhurst