London: The Educational Book Co., Ltd., 1963. — 917 p.
It was the hope of its editor that he had provided a work of universal reference, covering the entire field of knowledge and information in such a way that, for some generations at least, it would remain a standard work of ready reference requiring only periodical revision to keep it abreast of the latest developments in the sciences, in contemporary history, in the respective realms of thought and fact.