London.George Harrap & Co. Ltd. 1939. [8], 9-48pp. Colour frontispiece, black & white vignette on title-page, and numerous illustrations throughout the text. Original pictorial wrappers. Octavo. 1939 reprint. Covers a little creased and chipped at corners of upper cover and spine; pages 13-16 clumsily opened with small loss from blank margin of one leaf; else a very good copy.