Note 50 — Chapter III · IRON By E. C. Harder and F. T. Eddingfield
Reading edition
Advisory Council, Dept. of Sci. and Indust. Research, “Report on the Sources and Production of Iron and Other Metalliferous Ores Used in the Iron and Steel Industry,” 1918. Also British Board of Trade, “Reports on Iron and Steel,” London; and Ironmonger Metal Market Year Book, 1918.