1. J. G. Hust and P. J. Giarratano, Thermal conductivity and electrical resistivity standard reference materials: electrolytic iron SRM's 734 and 797 from 4 to 1000 K. National Bureau of Standards Special Publication 260-50 (1975), 32 pp.
2. J. G. Hust and P. J. Giarratano, Thermal conductivity and electrical resistivity standard reference materials: austenitic stainless steel, SRM's 735 and 798, from 4 to 1200 K. National Bureau of Standards Special Publication 260-46 (1975), 32 pp.
3. R. B. Roberts and R. S. Crisp, Phil. Mag. 36:81 (1977).