Great Britain. Imperial Mineral Resources Bureau.
Colin J. Smithells
Erik Lassner
William H. Minnick
Martin L. Kirk
Harry Beckerman
Wolfgang Kurtz
Kenneth J. A. Brookes
United States. Attorney-General.
G. D. Rieck
Ben A. Kornhauser
Axel Hultgren
David Bart Duncan
Paul F. Kerr
Andrew Crowson
Arthur L. Crawford
International Conference on Tungsten and Refractory Metals (5th 2000 Annapolis, MD)
Kuo-chʻin Li
Stig Rydén