16 AUGUST 1940, Page 5

Evidently I ought to have known all about embussing. As

always, a revelation of discreditable ignorance has produced a wealth of valuable information. Embussing happened in the last war ; so did debussing ; I have found a colleague who did it. Archaeologists embus when they go on their expeditions, at any rate in Wales. The term occurs in Field Service Regula- tions—but the contents of that secret document must not be communicated to the Press (which means, inter alios, me). In India you debus when you get out of a lorry ; but many strange things happen there. To all generous illuminators I express