Chairman J. W. Menter [and others. Editors M. W. Thring and others. [By I. A. Menzies and others] Contributors: E. W. F. Feller and others. [by W. A. Baker and others] by D. W. Turner [and others] by Arthur W. Lo and others. by C. H. Bamford and others. by H. W. Babel [and others] Contributors: P. D. Atkinson and others.