Obituary notices: Ernest Fourneau, 1872–1949; Albert Edward Gillam, 1900–1950; Heinz Peter Koch, 1918–1951; Alexander McKenzie, M.A., D.Sc., LL.D., F.R.S., 1869–1951; Walter Collingwood Williams, 1863–1951
Abstract
The first page of this article is displayed as the abstract.
