REFERENCE was made in Nature of September 4, 1948 (p. 364) to the first issue of the German hydro-graphic journal, Deutsche Hydrographische Zeitschrift. It has now concluded its first volume with ...

A new theory has been put forward, or rather an old theory revived, in Germany, making the shape of the head fortuitous and eliminating its significance for the Nordic theory. Prof. Kruse of ...