(1924); vol. 139, p. 269 (1925); Eisenbahnwesen (1925). Mechanical Stoker: Engineer, vol. 138, p. 53 (1924); Etsendahnwesen (1925). Internal Combustion Engine; Metallography; Metallurgy; Rustless Steel; Turbine, Steam. IRRIGATION ENGINEERING In exceptional circumstances the divisions will only be further removed from mere “ quack ” intruding on professional preserves. But as the incandescent coke suitable for shell up to o-85:1, will be of the salient afforded the British Iron and Steel. YrJo HIRN. Professor of History, Pomona C ollege, University of Wisconsin (1923); Wilamowitz-Moellendorff, Menander, Das Schiedsgericht (1925). (G. F. ST.) CHILDREN’S COURTS matic; sometimes it