Witold Rybczynski
James E. McClellan III
Eric Sloane
Michael Dunbar
Metal Cutting Tool Institute.
Kenneth Page Oakley
William Louis Goodman
Henry Chapman Mercer
Daniel Wilson
Graham Blackburn
Gerrit van der Sterre
L. T. C. Rolt
Peter C. Welsh
Robert S. Woodbury
Roy Underhill
Taylor, Jeff
Thomas Hibben
Kenneth L. Cope
Arnulf K. Esterer