Donaldson's Dog Joy comes through again!

Unless all the signs deceived him, something had gone seriously wrong with the works, and it was imperative, he felt, that he look into the matter without delay. A promising line of inquiry occurred to him almost immediately, for the young men of Donaldson's Inc. are trained to think like lightning and it is seldom that they are baffled for more than about a minute and a quarter.

(from Full Moon, by Sir Pelham Wodehouse)