From another site with thanks to David Isby.
www.aerosociety.com
![www.aerosociety.com](/proxy.php?image=https%3A%2F%2Fwww.aerosociety.com%2Fmedia%2F21426%2F56005414.jpg&hash=0ea3551825abfe07f2a4b06ec0297ab3&return_error=1)
JAH: Forging For Excellence: The Story of High Duty Alloys, 1928 to 2000
Research paper published in the Journal of Aeronautical History by Tony Buttler on Forging For Excellence: The Story of High Duty Alloys, 1928 to 2000