Second ... Empire Mining and Metallurgical Congress, Canada, August 22nd to September 28th, 1927. (Inaugural addresses ... published in advance as excerpts from the proceedings of the congress. - Banquet at the Hotel Victoria, London, on ... November 22nd, 1927. Report of speeches. [Published by] the Empire Council of Mining and Metallurgical Institutions.).
Empire Mining and Metallurgical Congress(1927)
London, 
1927.